Stack-based Buffer Overflow The advisory has been revoked - it doesn't affect any version of package aspell-debugsource (opens in a new tab)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-RHEL8-ASPELLDEBUGSOURCE-2866821
- published26 Jul 2021
- disclosed31 Jul 2019
Introduced: 31 Jul 2019
CVE-2019-17544 (opens in a new tab)Amendment
The Red Hat security team deemed this advisory irrelevant for RHEL:8.
NVD Description
Note: Versions mentioned in the description apply only to the upstream aspell-debugsource package and not the aspell-debugsource package as distributed by RHEL.
libaspell.a in GNU Aspell before 0.60.8 has a stack-based buffer over-read in acommon::unescape in common/getdata.cpp via an isolated \ character.
References
- https://access.redhat.com/security/cve/CVE-2019-17544
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=16109
- https://github.com/GNUAspell/aspell/commit/80fa26c74279fced8d778351cff19d1d8f44fe4e
- https://github.com/GNUAspell/aspell/compare/rel-0.60.7...rel-0.60.8
- https://lists.debian.org/debian-lts-announce/2019/10/msg00027.html
- https://usn.ubuntu.com/4155-1/
- https://usn.ubuntu.com/4155-2/
- https://lists.debian.org/debian-lts-announce/2021/07/msg00021.html
- https://www.debian.org/security/2021/dsa-4948