CVE-2019-12957

NameCVE-2019-12957
DescriptionIn Xpdf 4.01.01, a buffer over-read could be triggered in FoFiType1C::convertToType1 in fofi/FoFiType1C.cc when the index number is larger than the charset array bounds. It can, for example, be triggered by sending a crafted PDF document to the pdftops tool. It allows an attacker to use a crafted pdf file to cause Denial of Service or an information leak, or possibly have unspecified other impact.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
poppler (PTS)bullseye (security), bullseye20.09.0-3.1+deb11u1fixed
bookworm22.12.0-2fixed
sid, trixie24.02.0-5fixed
xpdf (PTS)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
popplersource(unstable)0.22.5-4
xpdfsource(unstable)(not affected)

Notes

- xpdf <not-affected> (xpdf in Debian uses poppler, which is fixed)
poppler fix: https://gitlab.freedesktop.org/poppler/poppler/commit/96931732f343d2bbda9af9488b485da031866c3b

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