Baitaphish
Security intelligence
SearchLatest briefing
CVE Explorer

CVE-2026-45972

A flaw was found in the Linux kernel's Server Message Block (SMB) client. This vulnerability, within the `smb2_open_file()` function, could allow an attacker to cause memory corruption due to improper handling of memory during file open operations. This could lead to system instability or potentially enable an attacker to execute arbitrary code.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:a914425d99d22710bdafe1e56c0e1d1c07c38b5ca08c604a0d27c11fc6ee910b
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
2

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:/o:redhat:enterprise_linux:6"],"defaultStatus":"unaffected","packageName":"kernel","product":"Red Hat Enterprise Linux 6","vendor":"Red Hat"}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:de4bde908750b4b3db89df8dc6646319a826a6f3dca4b625675a8659063a05d3 · sha256:bfd6da6065b919ab… · /containers/adp/0/affected/1

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

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:de4bde908750b4b3db89df8dc6646319a826a6f3dca4b625675a8659063a05d3 · sha256:bfd6da6065b919ab… · /containers/adp/0/affected/5

{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:9"],"defaultStatus":"affected","packageName":"kernel-rt","product":"Red Hat Enterprise Linux 9","vendor":"Red Hat"}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:de4bde908750b4b3db89df8dc6646319a826a6f3dca4b625675a8659063a05d3 · sha256:bfd6da6065b919ab… · /containers/adp/0/affected/7

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

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:de4bde908750b4b3db89df8dc6646319a826a6f3dca4b625675a8659063a05d3 · sha256:bfd6da6065b919ab… · /containers/adp/0/affected/2

{"defaultStatus":"unaffected","product":"Linux","programFiles":["fs/smb/client/smb2file.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"96e53bb3ee2f354cf6b4ab07bcc56e500f8b3f74","status":"affected","version":"743f70406264348c0830f38409eb6c40a42fb2db","versionType":"git"},{"lessThan":"7425453ea16dbc3bbb0f6cac4d60b537e5e4d151","status":"affected","version":"3a6d6b332f92990958602c1e35ce0173e2dd62e9","versionType":"git"},{"lessThan":"4d339b219004869e96c4ce56b8891f83a38da4c0","status":"affected","version":"b64e3b5d8d759dd433399…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:de4bde908750b4b3db89df8dc6646319a826a6f3dca4b625675a8659063a05d3 · sha256:bfd6da6065b919ab… · /containers/cna/affected/0

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

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:de4bde908750b4b3db89df8dc6646319a826a6f3dca4b625675a8659063a05d3 · sha256:bfd6da6065b919ab… · /containers/adp/0/affected/3

{"defaultStatus":"affected","product":"Linux","programFiles":["fs/smb/client/smb2file.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.19"},{"lessThan":"6.19","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.165","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.128","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.75","versionType":"semver"},{"lessTha…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:de4bde908750b4b3db89df8dc6646319a826a6f3dca4b625675a8659063a05d3 · sha256:bfd6da6065b919ab… · /containers/cna/affected/1

{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:9"],"defaultStatus":"affected","packageName":"kernel","product":"Red Hat Enterprise Linux 9","vendor":"Red Hat"}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:de4bde908750b4b3db89df8dc6646319a826a6f3dca4b625675a8659063a05d3 · sha256:bfd6da6065b919ab… · /containers/adp/0/affected/6

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

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:de4bde908750b4b3db89df8dc6646319a826a6f3dca4b625675a8659063a05d3 · sha256:bfd6da6065b919ab… · /containers/adp/0/affected/4

{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:10"],"defaultStatus":"affected","packageName":"kernel","product":"Red Hat Enterprise Linux 10","vendor":"Red Hat"}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:de4bde908750b4b3db89df8dc6646319a826a6f3dca4b625675a8659063a05d3 · sha256:bfd6da6065b919ab… · /containers/adp/0/affected/0
cvss · 2 assertions

{"metric":{"attackComplexity":"HIGH","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":7,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:de4bde908750b4b3db89df8dc6646319a826a6f3dca4b625675a8659063a05d3 · sha256:bfd6da6065b919ab… · /containers/adp/0/metrics/1/cvssV3_1

{"metric":{"baseScore":9.8,"baseSeverity":"CRITICAL","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:de4bde908750b4b3db89df8dc6646319a826a6f3dca4b625675a8659063a05d3 · sha256:bfd6da6065b919ab… · /containers/cna/metrics/0/cvssV3_1

Affected products and versions

10 source assertions
{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:6"],"defaultStatus":"unaffected","packageName":"kernel","product":"Red Hat Enterprise Linux 6","vendor":"Red Hat"}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:de4bde908750b4b3db89df8dc6646319a826a6f3dca4b625675a8659063a05d3 · sha256:bfd6da6065b919ab… · /containers/adp/0/affected/1
{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:8"],"defaultStatus":"unaffected","packageName":"kernel-rt","product":"Red Hat Enterprise Linux 8","vendor":"Red Hat"}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:de4bde908750b4b3db89df8dc6646319a826a6f3dca4b625675a8659063a05d3 · sha256:bfd6da6065b919ab… · /containers/adp/0/affected/5
{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:9"],"defaultStatus":"affected","packageName":"kernel-rt","product":"Red Hat Enterprise Linux 9","vendor":"Red Hat"}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:de4bde908750b4b3db89df8dc6646319a826a6f3dca4b625675a8659063a05d3 · sha256:bfd6da6065b919ab… · /containers/adp/0/affected/7
{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:7"],"defaultStatus":"unaffected","packageName":"kernel","product":"Red Hat Enterprise Linux 7","vendor":"Red Hat"}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:de4bde908750b4b3db89df8dc6646319a826a6f3dca4b625675a8659063a05d3 · sha256:bfd6da6065b919ab… · /containers/adp/0/affected/2
{"defaultStatus":"unaffected","product":"Linux","programFiles":["fs/smb/client/smb2file.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"96e53bb3ee2f354cf6b4ab07bcc56e500f8b3f74","status":"affected","version":"743f70406264348c0830f38409eb6c40a42fb2db","versionType":"git"},{"lessThan":"7425453ea16dbc3bbb0f6cac4d60b537e5e4d151","status":"affected","version":"3a6d6b332f92990958602c1e35ce0173e2dd62e9","versionType":"git"},{"lessThan":"4d339b219004869e96c4ce56b8891f83a38da4c0","status":"affected","version":"b64e3b5d8d759dd433399…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:de4bde908750b4b3db89df8dc6646319a826a6f3dca4b625675a8659063a05d3 · sha256:bfd6da6065b919ab… · /containers/cna/affected/0
{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:7"],"defaultStatus":"unaffected","packageName":"kernel-rt","product":"Red Hat Enterprise Linux 7","vendor":"Red Hat"}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:de4bde908750b4b3db89df8dc6646319a826a6f3dca4b625675a8659063a05d3 · sha256:bfd6da6065b919ab… · /containers/adp/0/affected/3
{"defaultStatus":"affected","product":"Linux","programFiles":["fs/smb/client/smb2file.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.19"},{"lessThan":"6.19","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.165","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.128","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.75","versionType":"semver"},{"lessTha…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:de4bde908750b4b3db89df8dc6646319a826a6f3dca4b625675a8659063a05d3 · sha256:bfd6da6065b919ab… · /containers/cna/affected/1
{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:9"],"defaultStatus":"affected","packageName":"kernel","product":"Red Hat Enterprise Linux 9","vendor":"Red Hat"}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:de4bde908750b4b3db89df8dc6646319a826a6f3dca4b625675a8659063a05d3 · sha256:bfd6da6065b919ab… · /containers/adp/0/affected/6
{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:8"],"defaultStatus":"unaffected","packageName":"kernel","product":"Red Hat Enterprise Linux 8","vendor":"Red Hat"}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:de4bde908750b4b3db89df8dc6646319a826a6f3dca4b625675a8659063a05d3 · sha256:bfd6da6065b919ab… · /containers/adp/0/affected/4
{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:10"],"defaultStatus":"affected","packageName":"kernel","product":"Red Hat Enterprise Linux 10","vendor":"Red Hat"}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:de4bde908750b4b3db89df8dc6646319a826a6f3dca4b625675a8659063a05d3 · sha256:bfd6da6065b919ab… · /containers/adp/0/affected/0

Provider-owned CVSS observations

2 source assertions
{"metric":{"attackComplexity":"HIGH","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":7,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:de4bde908750b4b3db89df8dc6646319a826a6f3dca4b625675a8659063a05d3 · sha256:bfd6da6065b919ab… · /containers/adp/0/metrics/1/cvssV3_1
{"metric":{"baseScore":9.8,"baseSeverity":"CRITICAL","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:de4bde908750b4b3db89df8dc6646319a826a6f3dca4b625675a8659063a05d3 · sha256:bfd6da6065b919ab… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-825","description":"Expired Pointer Dereference","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:de4bde908750b4b3db89df8dc6646319a826a6f3dca4b625675a8659063a05d3 · sha256:bfd6da6065b919ab… · /containers/adp/0/problemTypes/0/descriptions/0

Source references

9 source assertions
{"tags":["vdb-entry","x_refsource_REDHAT"],"url":"https://access.redhat.com/security/cve/CVE-2026-45972"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:de4bde908750b4b3db89df8dc6646319a826a6f3dca4b625675a8659063a05d3 · sha256:bfd6da6065b919ab… · /containers/adp/0/references/0
{"name":"RHBZ#2481973","tags":["issue-tracking","x_refsource_REDHAT"],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2481973"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:de4bde908750b4b3db89df8dc6646319a826a6f3dca4b625675a8659063a05d3 · sha256:bfd6da6065b919ab… · /containers/adp/0/references/1
{"url":"https://git.kernel.org/stable/c/4d339b219004869e96c4ce56b8891f83a38da4c0"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:de4bde908750b4b3db89df8dc6646319a826a6f3dca4b625675a8659063a05d3 · sha256:bfd6da6065b919ab… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/639deb962986ef2f5e2a6d5a600c66f922471e81"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:de4bde908750b4b3db89df8dc6646319a826a6f3dca4b625675a8659063a05d3 · sha256:bfd6da6065b919ab… · /containers/cna/references/4
{"url":"https://git.kernel.org/stable/c/7425453ea16dbc3bbb0f6cac4d60b537e5e4d151"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:de4bde908750b4b3db89df8dc6646319a826a6f3dca4b625675a8659063a05d3 · sha256:bfd6da6065b919ab… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/96e53bb3ee2f354cf6b4ab07bcc56e500f8b3f74"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:de4bde908750b4b3db89df8dc6646319a826a6f3dca4b625675a8659063a05d3 · sha256:bfd6da6065b919ab… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/e66dcf7bb9c4df5582c82bc3582725abcbfbea73"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:de4bde908750b4b3db89df8dc6646319a826a6f3dca4b625675a8659063a05d3 · sha256:bfd6da6065b919ab… · /containers/cna/references/3
{"url":"https://git.kernel.org/stable/c/ebbbc4bfad4cb355d17c671223d0814ee3ef4eda"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:de4bde908750b4b3db89df8dc6646319a826a6f3dca4b625675a8659063a05d3 · sha256:bfd6da6065b919ab… · /containers/cna/references/5
{"tags":["x_sadp-csaf-vex"],"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-45972.json"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:de4bde908750b4b3db89df8dc6646319a826a6f3dca4b625675a8659063a05d3 · sha256:bfd6da6065b919ab… · /containers/adp/0/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.

← Back to CVE Explorer