------------------------------------------------------------------------- Debian LTS Advisory DLA-4573-1 [email protected] https://www.debian.org/lts/security/ Tobias Frost May 09, 2026 https://wiki.debian.org/LTS -------------------------------------------------------------------------
Package : libpng1.6 Version : 1.6.37-3+deb11u4 CVE ID : CVE-2026-34757 Debian Bug : 1133051 A security vulnerability has been discovered in libpng, a library implementing an interface for reading and writing PNG (Portable Network Graphics) files, which could leading to corrupted chunk data and potential heap information disclosure. For Debian 11 bullseye, this problem has been fixed in version 1.6.37-3+deb11u4. We recommend that you upgrade your libpng1.6 packages. For the detailed security status of libpng1.6 please refer to its security tracker page at: https://security-tracker.debian.org/tracker/libpng1.6 Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS
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