CVE-2018-8784

NameCVE-2018-8784
DescriptionFreeRDP prior to version 2.0.0-rc4 contains a Heap-Based Buffer Overflow in function zgfx_decompress_segment() that results in a memory corruption and probably even a remote code execution.
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
freerdp (PTS)jessie, jessie (lts)1.1.0~git20140921.1.440916e+dfsg1-13~deb8u3fixed
stretch (security)1.1.0~git20140921.1.440916e+dfsg1-13+deb9u4fixed
stretch (lts), stretch1.1.0~git20140921.1.440916e+dfsg1-13+deb9u6fixed
freerdp2 (PTS)buster2.0.0~git20190204.1.2693389a+dfsg1-1+deb10u2fixed
buster (security)2.3.0+dfsg1-2+deb10u4fixed
bullseye2.3.0+dfsg1-2+deb11u1fixed
bookworm2.10.0+dfsg1-1fixed
trixie2.11.2+dfsg1-1fixed
sid2.11.5+dfsg1-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
freerdpsourcewheezy(unfixed)end-of-life
freerdpsourcejessie(not affected)
freerdpsourcestretch(not affected)
freerdpsource(unstable)(unfixed)
freerdp2source(unstable)2.0.0~git20181120.1.e21b72c95+dfsg1-1

Notes

[stretch] - freerdp <not-affected> (Vulnerable code not present, zgfx not yet supported)
[jessie] - freerdp <not-affected> (Vulnerable code not present, zgfx not yet supported)
https://github.com/FreeRDP/FreeRDP/commit/17c363a5162fd4dc77b1df54e48d7bd9bf6b3be7

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