CVE-2021-3760

NameCVE-2021-3760
DescriptionA flaw was found in the Linux kernel. A use-after-free vulnerability in the NFC stack can lead to a threat to confidentiality, integrity, and system availability.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)
ReferencesDLA-2843-1, DLA-2941-1, DSA-5096-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)buster4.19.249-2fixed
buster (security)4.19.260-1fixed
bullseye5.10.140-1fixed
bullseye (security)5.10.136-1fixed
bookworm, sid5.19.11-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsourcestretch4.9.290-1DLA-2843-1
linuxsourcebuster4.19.232-1DSA-5096-1
linuxsourcebullseye5.10.84-1
linuxsource(unstable)5.14.16-1unimportant
linux-4.19sourcestretch4.19.232-1~deb9u1DLA-2941-1

Notes

https://www.openwall.com/lists/oss-security/2021/10/26/2
https://git.kernel.org/linus/1b1499a817c90fd1ce9453a2c98d2a01cca0e775 (5.15-rc6)
CONFIG_NFC_NCI is not set in Debian

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