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CVE-2026-42216

A flaw was found in OpenEXR. A remote attacker could exploit a vulnerability in the IDManifest::init() function when processing specially crafted EXR files. The function attempts to reconstruct strings from a prefix-compressed representation. If a previous string exceeds 255 bytes, the subsequent string is expected to have a 2-byte prefix length. However, the code reads these bytes without validating that the current string has at least two bytes, which could lead to information disclosure or a
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:4fd94c160171337f2335b77164bf63ab98c36b15e80edea7b6d22d2755fa89a9
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
3

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 10 assertions

{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:enterprise_linux:9"],"defaultStatus":"affected","packageName":"openexr","product":"Red Hat Enterprise Linux 9","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:3.1.1-3.el9_8.3","versionType":"rpm"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d872a8d76ce4502d2bc652176a6fe657951199babdb7214523c48ece289dc070 · sha256:abf8308d36f8a165… · /containers/adp/1/affected/2

{"product":"openexr","vendor":"AcademySoftwareFoundation","versions":[{"status":"affected","version":">= 3.0.0, < 3.2.9"},{"status":"affected","version":">= 3.3.0, < 3.3.11"},{"status":"affected","version":">= 3.4.0, < 3.4.11"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d872a8d76ce4502d2bc652176a6fe657951199babdb7214523c48ece289dc070 · sha256:abf8308d36f8a165… · /containers/cna/affected/0

{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:6"],"defaultStatus":"affected","packageName":"OpenEXR","product":"Red Hat Enterprise Linux 6","vendor":"Red Hat"}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d872a8d76ce4502d2bc652176a6fe657951199babdb7214523c48ece289dc070 · sha256:abf8308d36f8a165… · /containers/adp/1/affected/6

{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:7"],"defaultStatus":"unaffected","packageName":"OpenEXR","product":"Red Hat Enterprise Linux 7","vendor":"Red Hat"}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d872a8d76ce4502d2bc652176a6fe657951199babdb7214523c48ece289dc070 · sha256:abf8308d36f8a165… · /containers/adp/1/affected/7

{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:8"],"defaultStatus":"unaffected","packageName":"OpenEXR","product":"Red Hat Enterprise Linux 8","vendor":"Red Hat"}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d872a8d76ce4502d2bc652176a6fe657951199babdb7214523c48ece289dc070 · sha256:abf8308d36f8a165… · /containers/adp/1/affected/8

{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_e4s:9.4"],"defaultStatus":"affected","packageName":"openexr","product":"Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:3.1.1-2.el9_4.4","versionType":"rpm"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d872a8d76ce4502d2bc652176a6fe657951199babdb7214523c48ece289dc070 · sha256:abf8308d36f8a165… · /containers/adp/1/affected/4

{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_e4s:9.2"],"defaultStatus":"affected","packageName":"openexr","product":"Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:3.1.1-2.el9_2.4","versionType":"rpm"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d872a8d76ce4502d2bc652176a6fe657951199babdb7214523c48ece289dc070 · sha256:abf8308d36f8a165… · /containers/adp/1/affected/3

{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_eus:9.6"],"defaultStatus":"affected","packageName":"openexr","product":"Red Hat Enterprise Linux 9.6 Extended Update Support","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:3.1.1-3.el9_6.3","versionType":"rpm"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d872a8d76ce4502d2bc652176a6fe657951199babdb7214523c48ece289dc070 · sha256:abf8308d36f8a165… · /containers/adp/1/affected/5

{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:10.2"],"defaultStatus":"affected","packageName":"openexr","product":"Red Hat Enterprise Linux 10","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:3.1.10-8.el10_2.3","versionType":"rpm"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d872a8d76ce4502d2bc652176a6fe657951199babdb7214523c48ece289dc070 · sha256:abf8308d36f8a165… · /containers/adp/1/affected/0

{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux_eus:10.0"],"defaultStatus":"affected","packageName":"openexr","product":"Red Hat Enterprise Linux 10.0 Extended Update Support","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:3.1.10-8.el10_0.3","versionType":"rpm"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d872a8d76ce4502d2bc652176a6fe657951199babdb7214523c48ece289dc070 · sha256:abf8308d36f8a165… · /containers/adp/1/affected/1
cvss · 2 assertions

{"metric":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":8.8,"baseSeverity":"HIGH","privilegesRequired":"NONE","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"NONE"},"metric_type":"cvssV4_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:d872a8d76ce4502d2bc652176a6fe657951199babdb7214523c48ece289dc070 · sha256:abf8308d36f8a165… · /containers/cna/metrics/0/cvssV4_0

{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8.1,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H","version":"3.1"},"metric_type":"cvssV3_1"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:d872a8d76ce4502d2bc652176a6fe657951199babdb7214523c48ece289dc070 · sha256:abf8308d36f8a165… · /containers/adp/1/metrics/1/cvssV3_1
cwe · 2 assertions

{"cweId":"CWE-125","description":"CWE-125: Out-of-bounds Read","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:d872a8d76ce4502d2bc652176a6fe657951199babdb7214523c48ece289dc070 · sha256:abf8308d36f8a165… · /containers/cna/problemTypes/0/descriptions/0

{"cweId":"CWE-130","description":"Improper Handling of Length Parameter Inconsistency","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:d872a8d76ce4502d2bc652176a6fe657951199babdb7214523c48ece289dc070 · sha256:abf8308d36f8a165… · /containers/adp/1/problemTypes/0/descriptions/0

Affected products and versions

10 source assertions
{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:enterprise_linux:9"],"defaultStatus":"affected","packageName":"openexr","product":"Red Hat Enterprise Linux 9","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:3.1.1-3.el9_8.3","versionType":"rpm"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d872a8d76ce4502d2bc652176a6fe657951199babdb7214523c48ece289dc070 · sha256:abf8308d36f8a165… · /containers/adp/1/affected/2
{"product":"openexr","vendor":"AcademySoftwareFoundation","versions":[{"status":"affected","version":">= 3.0.0, < 3.2.9"},{"status":"affected","version":">= 3.3.0, < 3.3.11"},{"status":"affected","version":">= 3.4.0, < 3.4.11"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d872a8d76ce4502d2bc652176a6fe657951199babdb7214523c48ece289dc070 · sha256:abf8308d36f8a165… · /containers/cna/affected/0
{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:6"],"defaultStatus":"affected","packageName":"OpenEXR","product":"Red Hat Enterprise Linux 6","vendor":"Red Hat"}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d872a8d76ce4502d2bc652176a6fe657951199babdb7214523c48ece289dc070 · sha256:abf8308d36f8a165… · /containers/adp/1/affected/6
{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:7"],"defaultStatus":"unaffected","packageName":"OpenEXR","product":"Red Hat Enterprise Linux 7","vendor":"Red Hat"}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d872a8d76ce4502d2bc652176a6fe657951199babdb7214523c48ece289dc070 · sha256:abf8308d36f8a165… · /containers/adp/1/affected/7
{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:8"],"defaultStatus":"unaffected","packageName":"OpenEXR","product":"Red Hat Enterprise Linux 8","vendor":"Red Hat"}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d872a8d76ce4502d2bc652176a6fe657951199babdb7214523c48ece289dc070 · sha256:abf8308d36f8a165… · /containers/adp/1/affected/8
{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_e4s:9.4"],"defaultStatus":"affected","packageName":"openexr","product":"Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:3.1.1-2.el9_4.4","versionType":"rpm"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d872a8d76ce4502d2bc652176a6fe657951199babdb7214523c48ece289dc070 · sha256:abf8308d36f8a165… · /containers/adp/1/affected/4
{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_e4s:9.2"],"defaultStatus":"affected","packageName":"openexr","product":"Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:3.1.1-2.el9_2.4","versionType":"rpm"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d872a8d76ce4502d2bc652176a6fe657951199babdb7214523c48ece289dc070 · sha256:abf8308d36f8a165… · /containers/adp/1/affected/3
{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_eus:9.6"],"defaultStatus":"affected","packageName":"openexr","product":"Red Hat Enterprise Linux 9.6 Extended Update Support","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:3.1.1-3.el9_6.3","versionType":"rpm"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d872a8d76ce4502d2bc652176a6fe657951199babdb7214523c48ece289dc070 · sha256:abf8308d36f8a165… · /containers/adp/1/affected/5
{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:10.2"],"defaultStatus":"affected","packageName":"openexr","product":"Red Hat Enterprise Linux 10","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:3.1.10-8.el10_2.3","versionType":"rpm"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d872a8d76ce4502d2bc652176a6fe657951199babdb7214523c48ece289dc070 · sha256:abf8308d36f8a165… · /containers/adp/1/affected/0
{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux_eus:10.0"],"defaultStatus":"affected","packageName":"openexr","product":"Red Hat Enterprise Linux 10.0 Extended Update Support","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:3.1.10-8.el10_0.3","versionType":"rpm"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d872a8d76ce4502d2bc652176a6fe657951199babdb7214523c48ece289dc070 · sha256:abf8308d36f8a165… · /containers/adp/1/affected/1

Provider-owned CVSS observations

2 source assertions
{"metric":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":8.8,"baseSeverity":"HIGH","privilegesRequired":"NONE","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"NONE"},"metric_type":"cvssV4_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:d872a8d76ce4502d2bc652176a6fe657951199babdb7214523c48ece289dc070 · sha256:abf8308d36f8a165… · /containers/cna/metrics/0/cvssV4_0
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8.1,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:d872a8d76ce4502d2bc652176a6fe657951199babdb7214523c48ece289dc070 · sha256:abf8308d36f8a165… · /containers/adp/1/metrics/1/cvssV3_1

CWE assertions

2 source assertions
{"cweId":"CWE-125","description":"CWE-125: Out-of-bounds Read","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:d872a8d76ce4502d2bc652176a6fe657951199babdb7214523c48ece289dc070 · sha256:abf8308d36f8a165… · /containers/cna/problemTypes/0/descriptions/0
{"cweId":"CWE-130","description":"Improper Handling of Length Parameter Inconsistency","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:d872a8d76ce4502d2bc652176a6fe657951199babdb7214523c48ece289dc070 · sha256:abf8308d36f8a165… · /containers/adp/1/problemTypes/0/descriptions/0

Source references

11 source assertions
{"tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2026:38498"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:d872a8d76ce4502d2bc652176a6fe657951199babdb7214523c48ece289dc070 · sha256:abf8308d36f8a165… · /containers/adp/1/references/8
{"tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2026:38499"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:d872a8d76ce4502d2bc652176a6fe657951199babdb7214523c48ece289dc070 · sha256:abf8308d36f8a165… · /containers/adp/1/references/4
{"tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2026:39024"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:d872a8d76ce4502d2bc652176a6fe657951199babdb7214523c48ece289dc070 · sha256:abf8308d36f8a165… · /containers/adp/1/references/3
{"tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2026:39025"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:d872a8d76ce4502d2bc652176a6fe657951199babdb7214523c48ece289dc070 · sha256:abf8308d36f8a165… · /containers/adp/1/references/7
{"tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2026:39026"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:d872a8d76ce4502d2bc652176a6fe657951199babdb7214523c48ece289dc070 · sha256:abf8308d36f8a165… · /containers/adp/1/references/6
{"tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2026:39027"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:d872a8d76ce4502d2bc652176a6fe657951199babdb7214523c48ece289dc070 · sha256:abf8308d36f8a165… · /containers/adp/1/references/5
{"tags":["vdb-entry","x_refsource_REDHAT"],"url":"https://access.redhat.com/security/cve/CVE-2026-42216"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:d872a8d76ce4502d2bc652176a6fe657951199babdb7214523c48ece289dc070 · sha256:abf8308d36f8a165… · /containers/adp/1/references/0
{"name":"RHBZ#2467633","tags":["issue-tracking","x_refsource_REDHAT"],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2467633"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:d872a8d76ce4502d2bc652176a6fe657951199babdb7214523c48ece289dc070 · sha256:abf8308d36f8a165… · /containers/adp/1/references/1
{"name":"https://github.com/AcademySoftwareFoundation/openexr/security/advisories/GHSA-65j8-95g9-jgj4","tags":["x_refsource_CONFIRM"],"url":"https://github.com/AcademySoftwareFoundation/openexr/security/advisories/GHSA-65j8-95g9-jgj4"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:d872a8d76ce4502d2bc652176a6fe657951199babdb7214523c48ece289dc070 · sha256:abf8308d36f8a165… · /containers/cna/references/0
{"tags":["exploit"],"url":"https://github.com/AcademySoftwareFoundation/openexr/security/advisories/GHSA-65j8-95g9-jgj4"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:d872a8d76ce4502d2bc652176a6fe657951199babdb7214523c48ece289dc070 · sha256:abf8308d36f8a165… · /containers/adp/0/references/0
{"tags":["x_sadp-csaf-vex"],"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-42216.json"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:d872a8d76ce4502d2bc652176a6fe657951199babdb7214523c48ece289dc070 · sha256:abf8308d36f8a165… · /containers/adp/1/references/2

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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