CVE-2019-12493

NameCVE-2019-12493
DescriptionA 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.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-1939-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
poppler (PTS)jessie, jessie (lts)0.26.5-2+deb8u16fixed
stretch (security)0.48.0-2+deb9u4fixed
stretch (lts), stretch0.48.0-2+deb9u6fixed
buster (security), buster, buster (lts)0.71.0-5+deb10u3fixed
bullseye (security), bullseye20.09.0-3.1+deb11u1fixed
bookworm22.12.0-2fixed
sid, trixie24.08.0-3fixed
xpdf (PTS)jessie3.03-17fixed
stretch3.04-4fixed
buster3.04-13fixed
bullseye3.04+git20210103-3fixed
bookworm3.04+git20220601-1fixed
sid, trixie3.04+git20240613-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
popplersourcewheezy(unfixed)end-of-life
popplersourcejessie0.26.5-2+deb8u11DLA-1939-1
popplersource(unstable)0.44.0-2
xpdfsource(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

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