CVE-2026-55869

srt vulnerability

CVE-2026-55869 is fixed in 7 products on 1 platform, first by libsrt1 1.4.0-1ubuntu0.1~esm1, released July 21, 2026. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
n/a
Medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
n/a

[Heap-Based Buffer Overflow in KMREQ Handling]

Where it's fixed

ProductFixed inFixReleased
Linux
libsrt1 · Ubuntu 20.04 LTS (focal) 1.4.0-1ubuntu0.1~esm1 libsrt1 1.4.0-1ubuntu0.1~esm1 Jul 21, 2026
libsrt1.4-gnutls · Ubuntu 22.04.1 LTS (jammy) 1.4.4-4ubuntu0.1~esm1 libsrt1.4-gnutls 1.4.4-4ubuntu0.1~esm1 Jul 21, 2026
libsrt1.4-openssl · Ubuntu 22.04.1 LTS (jammy) 1.4.4-4ubuntu0.1~esm1 libsrt1.4-openssl 1.4.4-4ubuntu0.1~esm1 Jul 21, 2026
libsrt1.5-gnutls · Ubuntu 24.04.5 LTS (noble) 1.5.3-1ubuntu0.1~esm1 libsrt1.5-gnutls 1.5.3-1ubuntu0.1~esm1 Jul 21, 2026
libsrt1.5-gnutls · Ubuntu 26.04.1 LTS (resolute) 1.5.4-3ubuntu0.1~esm1 libsrt1.5-gnutls 1.5.4-3ubuntu0.1~esm1 Jul 21, 2026
libsrt1.5-openssl · Ubuntu 24.04.5 LTS (noble) 1.5.3-1ubuntu0.1~esm1 libsrt1.5-openssl 1.5.3-1ubuntu0.1~esm1 Jul 21, 2026
libsrt1.5-openssl · Ubuntu 26.04.1 LTS (resolute) 1.5.4-3ubuntu0.1~esm1 libsrt1.5-openssl 1.5.4-3ubuntu0.1~esm1 Jul 21, 2026
srt · Debian 13.5 (trixie) 1.5.4-1+deb13u1 DEBIAN-CVE-2026-55869 Jul 23, 2026
srt · Debian 14 1.5.6-1 DEBIAN-CVE-2026-55869 Jul 23, 2026
srt-tools · Ubuntu 20.04 LTS (focal) 1.4.0-1ubuntu0.1~esm1 srt-tools 1.4.0-1ubuntu0.1~esm1 Jul 21, 2026
srt-tools · Ubuntu 22.04.1 LTS (jammy) 1.4.4-4ubuntu0.1~esm1 srt-tools 1.4.4-4ubuntu0.1~esm1 Jul 21, 2026
srt-tools · Ubuntu 24.04.5 LTS (noble) 1.5.3-1ubuntu0.1~esm1 srt-tools 1.5.3-1ubuntu0.1~esm1 Jul 21, 2026
srt-tools · Ubuntu 26.04.1 LTS (resolute) 1.5.4-3ubuntu0.1~esm1 srt-tools 1.5.4-3ubuntu0.1~esm1 Jul 21, 2026

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