CVE-2024-26686 fs/proc: do_task_stat: use sig->stats_lock to gather the threads/children stats

In the Linux kernel, the following vulnerability has been resolved: fs/proc: dotaskstat: use sig-statslock to gather the threads/children stats locktasksighand can trigger a hard lockup. If NRCPUS threads call dotaskstat at the same time and the process has NRTHREADS, it will spin with irqs...

CVE-2024-26686

CVE-2024-26686 refers to a Linux kernel issue where lock_task_sighand could trigger a hard lockup if NR_CPUS threads execute do_task_stat concurrently while a process has NR_THREADS. The fix changes do_task_stat() to gather thread/child statistics using sig->stats_lock outside the sighand lock...

CVE-2023-52631

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Fix an NULL dereference bug The issue here is when this is called from ntfsloadattrlist. The "size" comes from le32tocpuattr-res.datasize so it can't overflow on a 64bit systems but on 32bit systems the "+ 1023" can...

CVE-2023-52631

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Fix an NULL dereference bug The issue here is when this is called from ntfsloadattrlist. The "size" comes from le32tocpuattr-res.datasize so it can't overflow on a 64bit systems but on 32bit systems the "+ 1023" can...

CVE-2023-52631

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Fix an NULL dereference bug The issue here is when this is called from ntfsloadattrlist. The "size" comes from le32tocpuattr-res.datasize so it can't overflow on a 64bit systems but on 32bit systems the "+ 1023" can...

CVE-2021-47145

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not BUGON in linktofixupdir While doing error injection testing I got the following panic kernel BUG at fs/btrfs/tree-log.c:1862! invalid opcode: 0000 1 SMP NOPTI CPU: 1 PID: 7836 Comm: mount Not tainted 5.13.0-rc1+ 305...

CVE-2021-47145

CVE-2021-47145 affects the Linux kernel (btrfs) where a BUG_ON in link_to_fixup_dir can trigger a kernel panic during error paths in log recovery. The description shows a replay/recover flow (replay_one_buffer, btrfs_recover_log_trees, open_ctree) panicking with an invalid opcode in fs/btrfs/tree...

CVE-2021-47145

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not BUGON in linktofixupdir While doing error injection testing I got the following panic kernel BUG at fs/btrfs/tree-log.c:1862! invalid opcode: 0000 1 SMP NOPTI CPU: 1 PID: 7836 Comm: mount Not tainted 5.13.0-rc1+ 305...

CVE-2023-52604

A flaw was found in the jfs module in the Linux kernel. An out-of-bounds read vulnerability can be triggered due to a missing input validation before updating the leaf of a tree with a new value, resulting in a denial of service...

BIT-GOLANG-2022-30630 Stack exhaustion in Glob on certain paths in io/fs

Uncontrolled recursion in Glob in io/fs before Go 1.17.12 and Go 1.18.4 allows an attacker to cause a panic due to stack exhaustion via a path which contains a large number of path separators...

CVE-2023-52604

In the Linux kernel, the following vulnerability has been resolved: FS:JFS:UBSAN:array-index-out-of-bounds in dbAdjTree Syzkaller reported the following issue: UBSAN: array-index-out-of-bounds in fs/jfs/jfsdmap.c:2867:6 index 196694 is out of range for type 's81365' aka 'signed char1365' CPU: 1...

Design/Logic Flaw

In the Linux kernel, the following vulnerability has been resolved: FS:JFS:UBSAN:array-index-out-of-bounds in dbAdjTree Syzkaller reported the following issue: UBSAN: array-index-out-of-bounds in fs/jfs/jfsdmap.c:2867:6 index 196694 is out of range for type 's81365' aka 'signed char1365' CPU: 1...

CVE-2023-52604

In the Linux kernel, the following vulnerability has been resolved: FS:JFS:UBSAN:array-index-out-of-bounds in dbAdjTree Syzkaller reported the following issue: UBSAN: array-index-out-of-bounds in fs/jfs/jfsdmap.c:2867:6 index 196694 is out of range for type 's81365' aka 'signed char1365' CPU: 1...

CVE-2023-52599

In the Linux kernel, the following vulnerability has been resolved: jfs: fix array-index-out-of-bounds in diNewExt Syz report UBSAN: array-index-out-of-bounds in fs/jfs/jfsimap.c:2360:2 index -878706688 is out of range for type 'struct iagctl128' CPU: 1 PID: 5065 Comm: syz-executor282 Not tainted...

CVE-2023-52604

In the Linux kernel, the following vulnerability has been resolved: FS:JFS:UBSAN:array-index-out-of-bounds in dbAdjTree Syzkaller reported the following issue: UBSAN: array-index-out-of-bounds in fs/jfs/jfsdmap.c:2867:6 index 196694 is out of range for type 's81365' aka 'signed char1365' CPU: 1...

CVE-2023-52604

CVE-2023-52604 is a Linux kernel vulnerability affecting the JFS subsystem, specifically UBSAN: array-index-out-of-bounds in fs/jfs/jfs_dmap.c (dbAdjTree). Public writeups note an out-of-bounds access (index 196694 in an s8[1365] buffer) encountered during Syzkaller fuzzing, leading to a kernel p...

CVE-2023-52599 jfs: fix array-index-out-of-bounds in diNewExt

In the Linux kernel, the following vulnerability has been resolved: jfs: fix array-index-out-of-bounds in diNewExt Syz report UBSAN: array-index-out-of-bounds in fs/jfs/jfsimap.c:2360:2 index -878706688 is out of range for type 'struct iagctl128' CPU: 1 PID: 5065 Comm: syz-executor282 Not tainted...

SUSE CVE-2021-46952

In the Linux kernel, the following vulnerability has been resolved: NFS: fscontext: validate UDP retrans to prevent shift out-of-bounds Fix shift out-of-bounds in xprtcalcmajortimeo. This is caused by a garbage timeout retrans mount option being passed to nfs mount, in this case from syzkaller. I...

CVE-2024-26617

CVE-2024-26617 (Linux kernel) : The vulnerability stems from fs/proc/task_mmu where the mmu notification mechanism was moved inside the mm lock, preventing a race with components that depend on the notifier to invalidate memory ranges. The patch tightens the notifier scope inside the mm lock, red...

CVE-2024-26617 fs/proc/task_mmu: move mmu notification mechanism inside mm lock

In the Linux kernel, the following vulnerability has been resolved: fs/proc/taskmmu: move mmu notification mechanism inside mm lock Move mmu notification mechanism inside mm lock to prevent race condition in other components which depend on it. The notifier will invalidate memory range. Depending...