Bug 2418711 (CVE-2025-66293)
| Summary: | CVE-2025-66293 libpng: LIBPNG out-of-bounds read in png_image_read_composite | ||
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| Product: | [Other] Security Response | Reporter: | OSIDB Bzimport <bzimport> |
| Component: | vulnerability | Assignee: | Product Security <prodsec-ir-bot> |
| Status: | NEW --- | QA Contact: | |
| Severity: | high | Docs Contact: | |
| Priority: | high | ||
| Version: | unspecified | CC: | adudiak, ahughes, caswilli, fferrari, fitzsim, gotiwari, jgrulich, jhorak, kaycoth, khosford, kshier, mvyas, neugens, pjindal, stcannon, tpopela, yguenane |
| Target Milestone: | --- | Keywords: | Security |
| Target Release: | --- | ||
| Hardware: | All | ||
| OS: | Linux | ||
| Whiteboard: | |||
| Fixed In Version: | Doc Type: | --- | |
| Doc Text: |
An out of bounds read vulnerability has been discovered in libpng. This vulnerability is 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 management.
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Story Points: | --- |
| Clone Of: | Environment: | ||
| Last Closed: | Type: | --- | |
| Regression: | --- | Mount Type: | --- |
| Documentation: | --- | CRM: | |
| Verified Versions: | Category: | --- | |
| oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | |
| Cloudforms Team: | --- | Target Upstream Version: | |
| Embargoed: | |||
| Bug Depends On: | 2418723, 2418724, 2418725, 2418726, 2418727, 2418728, 2418729, 2418730, 2418731, 2418732, 2418733, 2418734, 2418735, 2418736, 2418739, 2418740, 2418741, 2418742, 2418743, 2418744, 2418745, 2418746, 2418747, 2418750, 2418751, 2418737, 2418738, 2418748, 2418749 | ||
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Description
OSIDB Bzimport
2025-12-03 21:01:34 UTC
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