VulnerabilityModified
CVE-2019-17544
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.
CRITICAL 9.1EPSS 3.26%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (3.26%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 3.1
- 9.1 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
- EPSS
- 3.26% probability · 88th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-125
- Affected
- gnu/aspell · canonical/ubuntu linux
- Source
- cve@mitre.org
References
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=16109Third Party Advisory
- https://github.com/GNUAspell/aspell/commit/80fa26c74279fced8d778351cff19d1d8f44fe4ePatch, Third Party Advisory
- https://github.com/GNUAspell/aspell/compare/rel-0.60.7...rel-0.60.8Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/10/msg00027.html
- https://lists.debian.org/debian-lts-announce/2021/07/msg00021.html
- https://usn.ubuntu.com/4155-1/Third Party Advisory
- https://usn.ubuntu.com/4155-2/
- https://www.debian.org/security/2021/dsa-4948
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=16109Third Party Advisory
- https://github.com/GNUAspell/aspell/commit/80fa26c74279fced8d778351cff19d1d8f44fe4ePatch, Third Party Advisory
- https://github.com/GNUAspell/aspell/compare/rel-0.60.7...rel-0.60.8Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/10/msg00027.html
- https://lists.debian.org/debian-lts-announce/2021/07/msg00021.html
- https://usn.ubuntu.com/4155-1/Third Party Advisory
- https://usn.ubuntu.com/4155-2/
- https://www.debian.org/security/2021/dsa-4948
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.