CVE-2021-37311

NameCVE-2021-37311
DescriptionBuffer Overflow vulnerability in fcitx5 5.0.8 allows attackers to cause a denial of service via crafted message to the application's listening port.
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
fcitx5 (PTS)buster0~20181128+ds1-1vulnerable
bullseye5.0.5-1vulnerable
bookworm5.0.21-3fixed
trixie5.1.7-1fixed
sid5.1.8-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
fcitx5source(unstable)5.0.9-1

Notes

[bullseye] - fcitx5 <no-dsa> (Minor issue)
[buster] - fcitx5 <no-dsa> (Minor issue)
https://github.com/fcitx/fcitx5/pull/308
https://github.com/fcitx/fcitx5/commit/6393480542178623c0af7a7e76647a401264f227 (5.0.9)

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