Home / mailings [SECURITY] [DSA 6147-1] pillow security update
Posted on 20 February 2026
Debian Security Advisory- -------------------------------------------------------------------------
Debian Security Advisory DSA-6147-1 security@debian.org
https://www.debian.org/security/ Moritz Muehlenhoff
February 20, 2026 https://www.debian.org/security/faq
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Package : pillow
CVE ID : CVE-2026-25990
Yarden Porat discovered that missing input sanitising in the PSD support
of Pillow, a Python imaging library, could result in denial of service
or the execution of arbitrary code if malformed images are processed.
The oldstable distribution (bookworm) is not affected.
For the stable distribution (trixie), this problem has been fixed in
version 11.1.0-5+deb13u1.
We recommend that you upgrade your pillow packages.
For the detailed security status of pillow please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/pillow
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/
Mailing list: debian-security-announce@lists.debian.org
