emacs: GNU Emacs: Heap over-read leading to information disclosure via crafted image

A flaw was found in GNU Emacs. An integer overflow in the PBM/PPM/PGM image loader allows a remote attacker to leak heap memory contents. By supplying a specially crafted image with large dimensions and an elevated maximum color index, the image loader's internal calculations can wrap to a negati...

emacs: GNU Emacs: Heap over-read leading to information disclosure via crafted image

A flaw was found in GNU Emacs. An integer overflow in the PBM/PPM/PGM image loader allows a remote attacker to leak heap memory contents. By supplying a specially crafted image with large dimensions and an elevated maximum color index, the image loader's internal calculations can wrap to a negati...

Important: emacs

Issue Overview: GNU Emacs before 31.0.91 contains an integer overflow in the PBM/PPM/PGM image loader that allows an attacker to leak heap memory contents by supplying a crafted image with large dimensions and an elevated max color index. The image loader multiplies image dimensions and channel...

OESA-2026-4083 emacs security update

Emacs is the extensible, customizable, self-documenting real-time display editor. At its core is an interpreter for Emacs Lisp, a dialect of the Lisp programming language with extensions to support text editing. And it is an entire ecosystem of functionality beyond text editing, including a proje...

SUSE SLED15 / SLES15 Security Update : emacs (SUSE-SU-2026:4083-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:4083-1 advisory. - Arbitrary code execution when opening a specially crafted file bsc1275941. - CVE-2026-77219: integer overflo...

SUSE-SU-2026:23589-1 Security update for emacs

This update for emacs fixes the following issues: Security issues fixed: - Arbitrary code execution when opening a specially crafted file bsc1275941. - CVE-2026-77219: integer overflow in the PBM/PPM/PGM image loader leads to heap memory content leaks when a crafted image with large dimensions an...

CVE-2026-77219

GNU Emacs before 31.0.91 contains an integer overflow in the PBM/PPM/PGM image loader that allows an attacker to leak heap memory contents by supplying a crafted image with large dimensions and an elevated max color index. The image loader multiplies image dimensions and channel count using signe...

CVE-2026-77219: Integer Overflow or Wraparound

GNU Emacs before 31.0.91 contains an integer overflow in the PBM/PPM/PGM image loader that allows an attacker to leak heap memory contents by supplying a crafted image with large dimensions and an elevated max color index. The image loader multiplies image dimensions and channel count using signe...

CVE-2026-77219: Integer Overflow or Wraparound

GNU Emacs before 31.0.91 contains an integer overflow in the PBM/PPM/PGM image loader that allows an attacker to leak heap memory contents by supplying a crafted image with large dimensions and an elevated max color index. The image loader multiplies image dimensions and channel count using signe...