CVE-2022-45887

NameCVE-2022-45887
DescriptionAn issue was discovered in the Linux kernel through 6.0.9. drivers/media/usb/ttusb-dec/ttusb_dec.c has a memory leak because of the lack of a dvb_frontend_detach call.
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
linux (PTS)buster4.19.249-2vulnerable
buster (security)4.19.304-1fixed
bullseye5.10.209-2fixed
bullseye (security)5.10.216-1fixed
bookworm6.1.76-1fixed
bookworm (security)6.1.90-1fixed
trixie6.7.12-1fixed
sid6.8.9-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsourcebuster4.19.289-1
linuxsourcebullseye5.10.191-1
linuxsourcebookworm6.1.37-1
linuxsource(unstable)6.3.7-1unimportant

Notes

https://lore.kernel.org/linux-media/20221115131822.6640-5-imv4bel@gmail.com/
Negligible security impact, would need physical access to "exploit"
https://git.kernel.org/linus/517a281338322ff8293f988771c98aaa7205e457

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