Debian has released two security advisories to address vulnerabilities in popular software packages. The first advisory, DSA-6054-1, fixes multiple security issues in Mozilla Firefox for Debian GNU/Linux 12 (Bookworm) and Debian GNU/Linux 13 (Trixie), including versions 140.5.0esr-1deb12u1 and 140.5.0esr-1deb13u1, respectively. The second advisory, ELA-1576-1, updates the gst-plugins-good1.0 package to version 1.14.4-1+deb10u5 for Debian GNU/Linux 10 (Buster) Extended LTS, fixing vulnerabilities CVE-2025-47183 and CVE-2025-47219 that could lead to information disclosure.

[DSA 6054-1] firefox-esr security update
ELA-1576-1 gst-plugins-good1.0 security update

[SECURITY] [DSA 6054-1] firefox-esr security update

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Debian Security Advisory DSA-6054-1 security@debian.org
https://www.debian.org/security/ Moritz Muehlenhoff
November 12, 2025 https://www.debian.org/security/faq
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Package : firefox-esr
CVE ID : CVE-2025-13012 CVE-2025-13013 CVE-2025-13014
CVE-2025-13015 CVE-2025-13016 CVE-2025-13017
CVE-2025-13018 CVE-2025-13019 CVE-2025-13020

Multiple security issues have been found in the Mozilla Firefox web
browser, which could potentially result in the execution of arbitrary code
or bypass of the same-origin policy.

For the oldstable distribution (bookworm), these problems have been fixed
in version 140.5.0esr-1~deb12u1.

For the stable distribution (trixie), these problems have been fixed in
version 140.5.0esr-1~deb13u1.

We recommend that you upgrade your firefox-esr packages.

For the detailed security status of firefox-esr please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/firefox-esr

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

ELA-1576-1 gst-plugins-good1.0 security update

Package : gst-plugins-good1.0
Version : 1.14.4-1+deb10u5 (buster)

Related CVEs :
CVE-2025-47183
CVE-2025-47219

gst-plugin-good a set of plugins for gstreamer was affected by multiple vulnerabilties.
CVE-2025-47183
The isomp4 plugin's qtdemux_parse_tree() function may read past the end of a heap buffer while parsing an MP4 file, leading to information disclosure.

CVE-2025-47219
The isomp4 plugin's qtdemux_parse_trak() function may read past the end of a heap buffer while parsing an MP4 file, possibly leading to information disclosure.

ELA-1576-1 gst-plugins-good1.0 security update