In __f2fs_setxattr in fs/f2fs/xattr.c in the Linux kernel through 5.15.11, there is an out-of-bounds memory access when an inode has an invalid last xattr entry.
www.openwall.com/lists/oss-security/2021/12/25/1
bugzilla.kernel.org/show_bug.cgi?id=215235
git.kernel.org/pub/scm/linux/kernel/git/chao/linux.git/commit/?h=dev&id=5598b24efaf4892741c798b425d543e4bed357a1
lists.debian.org/debian-lts-announce/2022/03/msg00012.html
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AK2C4A43BZSWATZWFUHHHUQF3HPIALNP/
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QG7XV2WXKMSMKIQKIBG5LW3Y3GXEWG5Q/
security.netapp.com/advisory/ntap-20220114-0003/
www.debian.org/security/2022/dsa-5050
www.debian.org/security/2022/dsa-5096