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CVE-2025-66293

LIBPNG is a reference library for use in applications that read, create, and manipulate PNG (Portable Network Graphics) raster image files. Prior to 1.6.52, an out-of-bounds read vulnerability in libpng's simplified API allows reading up to 1012 bytes beyond the png_sRGB_base[512] array when processing valid palette PNG images with partial transparency and gamma correction. The PNG files that trigger this vulnerability are valid per the PNG specification; the bug is in libpng's internal state ma
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:318cfb5e7c4b45029ce2cf7076a388ea43327ed857e34ad6ecb58bcb1f5bb199
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"product":"libpng","vendor":"pnggroup","versions":[{"status":"affected","version":"< 1.6.52"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:cd64110cb17c645bf5141d68a4ab0ba70f9f288cd855c8e950475391234b1c85 · sha256:ce57fc920bb0352e… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.1,"baseSeverity":"HIGH","confidentialityImpact":"LOW","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:cd64110cb17c645bf5141d68a4ab0ba70f9f288cd855c8e950475391234b1c85 · sha256:ce57fc920bb0352e… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-125","description":"CWE-125: Out-of-bounds Read","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:cd64110cb17c645bf5141d68a4ab0ba70f9f288cd855c8e950475391234b1c85 · sha256:ce57fc920bb0352e… · /containers/cna/problemTypes/0/descriptions/0

Source references

8 source assertions
{"url":"http://www.openwall.com/lists/oss-security/2025/12/03/6"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:cd64110cb17c645bf5141d68a4ab0ba70f9f288cd855c8e950475391234b1c85 · sha256:ce57fc920bb0352e… · /containers/adp/1/references/0
{"url":"http://www.openwall.com/lists/oss-security/2025/12/03/7"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:cd64110cb17c645bf5141d68a4ab0ba70f9f288cd855c8e950475391234b1c85 · sha256:ce57fc920bb0352e… · /containers/adp/1/references/1
{"url":"http://www.openwall.com/lists/oss-security/2025/12/03/8"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:cd64110cb17c645bf5141d68a4ab0ba70f9f288cd855c8e950475391234b1c85 · sha256:ce57fc920bb0352e… · /containers/adp/1/references/2
{"name":"https://github.com/pnggroup/libpng/commit/788a624d7387a758ffd5c7ab010f1870dea753a1","tags":["x_refsource_MISC"],"url":"https://github.com/pnggroup/libpng/commit/788a624d7387a758ffd5c7ab010f1870dea753a1"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:cd64110cb17c645bf5141d68a4ab0ba70f9f288cd855c8e950475391234b1c85 · sha256:ce57fc920bb0352e… · /containers/cna/references/2
{"name":"https://github.com/pnggroup/libpng/commit/a05a48b756de63e3234ea6b3b938b8f5f862484a","tags":["x_refsource_MISC"],"url":"https://github.com/pnggroup/libpng/commit/a05a48b756de63e3234ea6b3b938b8f5f862484a"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:cd64110cb17c645bf5141d68a4ab0ba70f9f288cd855c8e950475391234b1c85 · sha256:ce57fc920bb0352e… · /containers/cna/references/3
{"tags":["exploit"],"url":"https://github.com/pnggroup/libpng/issues/764"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:cd64110cb17c645bf5141d68a4ab0ba70f9f288cd855c8e950475391234b1c85 · sha256:ce57fc920bb0352e… · /containers/adp/0/references/0
{"name":"https://github.com/pnggroup/libpng/issues/764","tags":["x_refsource_MISC"],"url":"https://github.com/pnggroup/libpng/issues/764"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:cd64110cb17c645bf5141d68a4ab0ba70f9f288cd855c8e950475391234b1c85 · sha256:ce57fc920bb0352e… · /containers/cna/references/1
{"name":"https://github.com/pnggroup/libpng/security/advisories/GHSA-9mpm-9pxh-mg4f","tags":["x_refsource_CONFIRM"],"url":"https://github.com/pnggroup/libpng/security/advisories/GHSA-9mpm-9pxh-mg4f"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:cd64110cb17c645bf5141d68a4ab0ba70f9f288cd855c8e950475391234b1c85 · sha256:ce57fc920bb0352e… · /containers/cna/references/0

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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