Linux · Security advisory · December 11, 2025

DLA-4402-1: libsndfile security update

DLA-4402-1, released December 11, 2025, fixes 1 CVE in libsndfile (version 1.0.31-2+deb11u2). None of them is reported as exploited. Patch Radar priority: High. The product is no longer supported.

HighUnsupported product
CVEs closed
1
None rated Critical
Exploited
0
None reported
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.0175
78th percentile

Fixed package versions

ProductReleaseFixed in
libsndfileDebian 11.6 (bullseye)1.0.31-2+deb11u2

CVEs this fix closes

PriorityCVETitleImpactCVSSEPSSExploitation
High CVE-2021-4156 libsndfile: libsndfile is a C library for reading and writing files containing sampled sound, such as AIFF, AU, or WAV 8.1 0.0175 None reported
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