Integer Overflow or Wraparound Affecting exempi package, versions <0:2.2.0-9.el7
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-RHEL7-EXEMPI-4913456
- published26 Jul 2021
- disclosed22 Feb 2018
Introduced: 22 Feb 2018
CVE-2018-7730 (opens in a new tab)How to fix?
Upgrade RHEL:7 exempi to version 0:2.2.0-9.el7 or higher.
This issue was patched in RHSA-2019:2048.
NVD Description
Note: Versions mentioned in the description apply only to the upstream exempi package and not the exempi package as distributed by RHEL.
See How to fix? for RHEL:7 relevant fixed versions and status.
An issue was discovered in Exempi through 2.4.4. A certain case of a 0xffffffff length is mishandled in XMPFiles/source/FormatSupport/PSIR_FileWriter.cpp, leading to a heap-based buffer over-read in the PSD_MetaHandler::CacheFileData() function.
References
- https://access.redhat.com/security/cve/CVE-2018-7730
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BCFXKOOATZ2B5G3G7EBXZWVZHEABN4ZV/
- https://bugs.freedesktop.org/show_bug.cgi?id=105204
- https://cgit.freedesktop.org/exempi/commit/?id=6cbd34025e5fd3ba47b29b602096e456507ce83b
- https://lists.debian.org/debian-lts-announce/2018/03/msg00013.html
- https://access.redhat.com/errata/RHSA-2019:2048
- https://usn.ubuntu.com/3668-1/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BCFXKOOATZ2B5G3G7EBXZWVZHEABN4ZV/