CVE-2026-63818 f2fs: validate orphan inode entry count

In the Linux kernel, the following vulnerability has been resolved: f2fs: validate orphan inode entry count f2fsrecoverorphaninodes trusts the orphan block entrycount when replaying orphan inodes from the checkpoint pack. A corrupted entrycount larger than F2FSORPHANSPERBLOCK makes the recovery...

CVE-2026-63814

CVE-2026-63814 (Linux kernel, f2fs) is resolved. A malformed ACL in f2fs_acl_from_disk() could bypass proper length checks because f2fs_acl_count() only validates the aggregate ACL xattr length, allowing ACL_USER/ACL_GROUP entries to be read before a full entry fits. The fix adds checks: require ...

PT-2026-61130

In the Linux kernel, the following vulnerability has been resolved: f2fs: validate ACL entry sizes in f2fs acl from disk f2fs acl count only validates the aggregate ACL xattr length. A malformed ACL can still place ACL USER or ACL GROUP in a slot that only contains struct f2fs acl entry short...

SUSE CVE-2026-31449

In the Linux kernel, the following vulnerability has been resolved: ext4: validate pidx bounds in ext4extcorrectindexes ext4extcorrectindexes walks up the extent tree correcting index entries when the first extent in a leaf is modified. Before accessing pathk.pidx-eiblock, there is no validation...

PT-2026-34354

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the ext4 ext correct indexes function, which corrects index entries when the first extent in a leaf is modified. The function fails to validate that the p idx pointer...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-992743)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992743 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: fix BUGON when directory entry has invalid reclen The reclen field in the directory entry h...

CVE-2025-40190 ext4: guard against EA inode refcount underflow in xattr update

In the Linux kernel, the following vulnerability has been resolved: ext4: guard against EA inode refcount underflow in xattr update syzkaller found a path where ext4xattrinodeupdateref reads an EA inode refcount that is already ref underflow: refcount=-1 refchange=-1 EXT4-fs warning: eainode dec...

UBUNTU-CVE-2022-49879

In the Linux kernel, the following vulnerability has been resolved: ext4: fix BUGON when directory entry has invalid reclen The reclen field in the directory entry has to be a multiple of 4. A corrupted filesystem image can be used to hit a BUG in ext4reclentodisk, called from makeindexeddir...

kernel security, bug fix, and enhancement update

2.6.32-696.OL6 - Update genkey bug 25599697 2.6.32-696 - net dccp: fix freeing skb too early for IPV6RECVPKTINFO Hannes Frederic Sowa 1424628 CVE-2017-6074 2.6.32-695 - block nvme: Dont poll device being removed David Milburn 1422521 2.6.32-694 - fs posixacl: Clear SGID bit when setting file...