CVE-2023-40283

NameCVE-2023-40283
DescriptionAn issue was discovered in l2cap_sock_release in net/bluetooth/l2cap_sock.c in the Linux kernel before 6.4.10. There is a use-after-free because the children of an sk are mishandled.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDSA-5480-1, DSA-5492-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)buster4.19.249-2vulnerable
buster (security)4.19.289-2vulnerable
bullseye5.10.178-3vulnerable
bullseye (security)5.10.191-1fixed
bookworm6.1.38-1vulnerable
bookworm (security)6.1.52-1fixed
trixie, sid6.5.3-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsourcebullseye5.10.191-1DSA-5480-1
linuxsourcebookworm6.1.52-1DSA-5492-1
linuxsource(unstable)6.4.11-1

Notes

https://git.kernel.org/linus/1728137b33c00d5a2b5110ed7aafb42e7c32e4a1 (6.5-rc1)

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