UBUNTU-CVE-2026-45942

In the Linux kernel, the following vulnerability has been resolved: ext4: fix e4b bitmap inconsistency reports A bitmap inconsistency issue was observed during stress tests under mixed huge-page workloads. Ext4 reported multiple e4b bitmap check failures like: ext4mbcomplexscangroup:2508: group...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-003093)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003093 advisory. The ext4validblockbitmap function in fs/ext4/balloc.c in the Linux kernel through 4.15.15 allows attackers to cause a denial of service out-of-bounds read and system...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-002866)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002866 advisory. The ext4validblockbitmap function in fs/ext4/balloc.c in the Linux kernel through 4.15.15 allows attackers to cause a denial of service out-of-bounds read and system...

UBUNTU-CVE-2018-1093

The ext4validblockbitmap function in fs/ext4/balloc.c in the Linux kernel through 4.15.15 allows attackers to cause a denial of service out-of-bounds read and system crash via a crafted ext4 image because balloc.c and ialloc.c do not validate bitmap block numbers...