Heap-based Buffer Overflow The advisory has been revoked - it doesn't affect any version of package thunderbird (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-CENTOS8-THUNDERBIRD-17912539
- published9 Jul 2026
- disclosed27 May 2026
Introduced: 27 May 2026
CVE-2025-70103 (opens in a new tab)Amendment
The Centos security team deemed this advisory irrelevant for Centos:8.
NVD Description
Note: Versions mentioned in the description apply only to the upstream thunderbird package and not the thunderbird package as distributed by Centos.
Heap buffer overflow vulnerability in libjxl 0.12.0 via crafted PBM images to the jxl::extras::DecodeImagePNM function in file lib/extras/dec/pnm.cc.
References
- https://access.redhat.com/security/cve/CVE-2025-70103
- https://github.com/libjxl/libjxl/pull/4338
- https://github.com/sigdevel/pocs/blob/main/res/libjxl/2025/2
- https://infosec.exchange/@sigdevel/116642233929409910
- http://www.openwall.com/lists/oss-security/2026/05/30/7
- https://github.com/libjxl/libjxl/issues/4337