Fedora 44 Samtools Update 1.23.1 Security Risk Data Leak DoS Alert
fedora
March 28, 2026
Update to 1.23.1
Summary
SAM (Sequence Alignment/Map) is a flexible generic format for storing
nucleotide sequence alignment.
SAM Tools provide various utilities for manipulating alignments in the
SAM format, including sorting, merging, indexing and generating
alignments in a per-position format.
Update Information:
Update to 1.23.1
Topics Covered
Change Log
* Thu Mar 19 2026 Rasmus Ory Nielsen
References
[ 1 ] Bug #2448857 - CVE-2026-31972 samtools: SAMtools: Information Disclosure and Denial of Service via use-after-free vulnerability in mpileup command
https://bugzilla.redhat.com/show_bug.cgi?id=2448857
[ 2 ] Bug #2448860 - CVE-2026-31973 samtools: SAMtools: Denial of Service due to NULL pointer dereference in cram-size command
https://bugzilla.redhat.com/show_bug.cgi?id=2448860
Update Instructions
This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-cb321bebb5' at the command line. For more information, refer to the dnf documentation available at http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label
PREVIOUS
NEXT
Severity
important
Lowest
Low
Medium
High
Critical
Name: samtools
Product: Fedora 44
Version: 1.23.1
Release: 1.fc44
Summary: Tools for nucleotide sequence alignments in the SAM format
Topics Covered
Get the latest News and Insights
Get the latest Linux and open source security news straight to your inbox.
Related News
Powered By
Linux Security - Your source for Top Linux News, Advisories, HOWTOs and Feature Releases
QUICK LINKS
subscribe to newsletters!
Like staying secure? So do we.
Sign up for updates, tips, and alerts!