CVE-2020-11096

NameCVE-2020-11096
DescriptionIn FreeRDP before version 2.1.2, there is a global OOB read in update_read_cache_bitmap_v3_order. As a workaround, one can disable bitmap cache with -bitmap-cache (default). This is fixed in version 2.1.2.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-3606-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
freerdp2 (PTS)buster2.0.0~git20190204.1.2693389a+dfsg1-1+deb10u2vulnerable
buster (security)2.3.0+dfsg1-2+deb10u4fixed
bullseye2.3.0+dfsg1-2+deb11u1fixed
bookworm2.10.0+dfsg1-1fixed
trixie, sid2.11.2+dfsg1-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
freerdpsource(unstable)(unfixed)
freerdp2sourcebuster2.3.0+dfsg1-2+deb10u3DLA-3606-1
freerdp2source(unstable)2.1.2+dfsg1-1

Notes

[stretch] - freerdp <no-dsa> (Minor issue)
https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-mjw7-3mq2-996x
Fixed by: https://github.com/FreeRDP/FreeRDP/commit/b8beb55913471952f92770c90c372139d78c16c0 (3.0.0-beta1)
Regression fix: https://github.com/FreeRDP/FreeRDP/commit/ce1a9d8d1969ecbb4d24b9f4812654638a44abc2 (3.0.0-beta1)
Fixed by: https://github.com/FreeRDP/FreeRDP/commit/746d10179c54e77beccf0b4edf2c9803d5a8e7da (2.1.2)
Regression fix: https://github.com/FreeRDP/FreeRDP/commit/62530e2d9dab999d1c5ddd1368d67c599dccd580 (2.2.0)

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