CVE-2019-9893

NameCVE-2019-9893
Descriptionlibseccomp before 2.4.0 did not correctly generate 64-bit syscall argument comparisons using the arithmetic operators (LT, GT, LE, GE), which might able to lead to bypassing seccomp filters and potential privilege escalations.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesELA-1232-1
Debian Bugs924646

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
libseccomp (PTS)jessie, jessie (lts)2.4.1-1~deb8u1fixed
stretch (lts), stretch2.4.1-1~deb9u1fixed
buster, buster (lts)2.4.1-1~deb10u1fixed
bullseye2.5.1-1+deb11u1fixed
bookworm2.5.4-1+deb12u1fixed
sid, trixie2.5.5-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
libseccompsourcejessie2.4.1-1~deb8u1ELA-1232-1
libseccompsourcestretch2.4.1-1~deb9u1ELA-1232-1
libseccompsourcebuster2.4.1-1~deb10u1ELA-1232-1
libseccompsource(unstable)2.4.1-1unimportant924646

Notes

https://github.com/seccomp/libseccomp/issues/139
No security issue by itself

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