| Name | CVE-2019-12493 |
| Description | A stack-based buffer over-read exists in PostScriptFunction::transform in Function.cc in Xpdf 4.01.01 because GfxSeparationColorSpace and GfxDeviceNColorSpace mishandle tint transform functions. It can, for example, be triggered by sending a crafted PDF document to the pdftops tool. It might allow an attacker to cause Denial of Service or leak memory data. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-1939-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| poppler (PTS) | bullseye (security), bullseye | 20.09.0-3.1+deb11u1 | fixed |
| bookworm | 22.12.0-2 | fixed |
| sid, trixie | 24.08.0-3 | fixed |
| xpdf (PTS) | bullseye | 3.04+git20210103-3 | fixed |
| bookworm | 3.04+git20220601-1 | fixed |
| sid, trixie | 3.04+git20240613-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| poppler | source | jessie | 0.26.5-2+deb8u11 | | DLA-1939-1 | |
| poppler | source | (unstable) | 0.44.0-2 | | | |
| xpdf | source | (unstable) | (not affected) | | | |
Notes
- xpdf <not-affected> (xpdf in Debian uses poppler, which is not affected or fixed)
https://gitlab.freedesktop.org/poppler/poppler/commit/37840827c4073dedfd37915a74eb8fe0c44843c3