https://db.gcve.eu Contains only the most 10 recent entries. http://www.rssboard.org/rss-specification python-feedgen en Tue, 29 Sep 2026 06:33:15 +0000 https://db.gcve.eu/vuln/fkie_cve-2026-93018 <p>Imager versions before 1.036 for Perl disclose uninitialised heap memory reading a paletted image with pixel indexes past its colour map in i_gpix_p and i_glin_p.</p> <p>The palette is allocated uninitialised, and only the entries a reader adds count as populated. The TGA reader stores pixel indexes without checking them against the colour map. i_gpix_p() rejects only an index greater than the count, so an index equal to it reads the first unpopulated entry, and getpixel() returns it.</p> <p>i_glin_p() skips any index at or beyond the count without writing that pixel to the caller&#39;s buffer. The palette-to-RGB conversion reads each row through an uninitialised buffer, so those pixels of the converted image hold prior heap contents.</p> <p>Reading an attacker-supplied image through Imager-&gt;read() and then fetching its pixels or converting it to RGB discloses process heap memory.</p> <p>Imager versions before 1.036 for Perl disclose uninitialised heap memory reading a paletted image with pixel indexes past its colour map in i_gpix_p and i_glin_p.</p> <p>The palette is allocated uninitialised, and only the entries a reader adds count as populated. The TGA reader stores pixel indexes without checking them against the colour map. i_gpix_p() rejects only an index greater than the count, so an index equal to it reads the first unpopulated entry, and getpixel() returns it.</p> <p>i_glin_p() skips any index at or beyond the count without writing that pixel to the caller&#39;s buffer. The palette-to-RGB conversion reads each row through an uninitialised buffer, so those pixels of the converted image hold prior heap contents.</p> <p>Reading an attacker-supplied image through Imager-&gt;read() and then fetching its pixels or converting it to RGB discloses process heap memory.</p> https://db.gcve.eu/vuln/fkie_cve-2026-93018 https://db.gcve.eu/vuln/ubuntu-cve-2026-93018 <p><strong>Affected:</strong> Ubuntu:16.04:LTS: libimager-perl, Ubuntu:18.04:LTS: libimager-perl, Ubuntu:20.04:LTS: libimager-perl, Ubuntu:22.04:LTS: libimager-perl, Ubuntu:24.04:LTS: libimager-perl, Ubuntu:26.04:LTS: libimager-perl</p> <p>Imager versions before 1.036 for Perl disclose uninitialised heap memory reading a paletted image with pixel indexes past its colour map in i_gpix_p and i_glin_p. The palette is allocated uninitialised, and only the entries a reader adds count as populated. The TGA reader stores pixel indexes without checking them against the colour map. i_gpix_p() rejects only an index greater than the count, so an index equal to it reads the first unpopulated entry, and getpixel() returns it. i_glin_p() skips any index at or beyond the count without writing that pixel to the caller&#39;s buffer. The palette-to-RGB conversion reads each row through an uninitialised buffer, so those pixels of the converted image hold prior heap contents. Reading an attacker-supplied image through Imager-&gt;read() and then fetching its pixels or converting it to RGB discloses process heap memory.</p> <p><strong>Affected:</strong> Ubuntu:16.04:LTS: libimager-perl, Ubuntu:18.04:LTS: libimager-perl, Ubuntu:20.04:LTS: libimager-perl, Ubuntu:22.04:LTS: libimager-perl, Ubuntu:24.04:LTS: libimager-perl, Ubuntu:26.04:LTS: libimager-perl</p> <p>Imager versions before 1.036 for Perl disclose uninitialised heap memory reading a paletted image with pixel indexes past its colour map in i_gpix_p and i_glin_p. The palette is allocated uninitialised, and only the entries a reader adds count as populated. The TGA reader stores pixel indexes without checking them against the colour map. i_gpix_p() rejects only an index greater than the count, so an index equal to it reads the first unpopulated entry, and getpixel() returns it. i_glin_p() skips any index at or beyond the count without writing that pixel to the caller&#39;s buffer. The palette-to-RGB conversion reads each row through an uninitialised buffer, so those pixels of the converted image hold prior heap contents. Reading an attacker-supplied image through Imager-&gt;read() and then fetching its pixels or converting it to RGB discloses process heap memory.</p> https://db.gcve.eu/vuln/ubuntu-cve-2026-93018