Out-of-bounds Read Affecting nasm package, versions <2.14-1
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-DEBIAN12-NASM-1554186
- published2 Dec 2018
- disclosed12 Nov 2018
Introduced: 12 Nov 2018
CVE-2018-19215 (opens in a new tab)How to fix?
Upgrade Debian:12 nasm to version 2.14-1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream nasm package and not the nasm package as distributed by Debian.
See How to fix? for Debian:12 relevant fixed versions and status.
Netwide Assembler (NASM) 2.14rc16 has a heap-based buffer over-read in expand_mmac_params in asm/preproc.c for the special cases of the % and $ and ! characters.
References
- https://security-tracker.debian.org/tracker/CVE-2018-19215
- https://bugzilla.nasm.us/show_bug.cgi?id=3392525
- https://repo.or.cz/nasm.git/commit/4b5b737d4991578b1918303dc0fd9c9ab5c7ce4f
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00015.html
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00017.html
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2018-19215