
CVE-2022-49880 – ext4: fix warning in 'ext4_da_release_space'
https://notcve.org/view.php?id=CVE-2022-49880
01 May 2025 — In the Linux kernel, the following vulnerability has been resolved: ext4: fix warning in 'ext4_da_release_space' Syzkaller report issue as follows: EXT4-fs (loop0): Free/Dirty block details EXT4-fs (loop0): free_blocks=0 EXT4-fs (loop0): dirty_blocks=0 EXT4-fs (loop0): Block reservation details EXT4-fs (loop0): i_reserved_data_blocks=0 EXT4-fs warning (device loop0): ext4_da_release_space:1527: ext4_da_release_space: ino 18, to_free 1 with only 0 reserved data blocks ------------[ cut here ]------------ WAR... • https://git.kernel.org/stable/c/0de5ee103747fd3a24f1c010c79caabe35e8f0bb •

CVE-2022-49879 – ext4: fix BUG_ON() when directory entry has invalid rec_len
https://notcve.org/view.php?id=CVE-2022-49879
01 May 2025 — In the Linux kernel, the following vulnerability has been resolved: ext4: fix BUG_ON() when directory entry has invalid rec_len The rec_len field in the directory entry has to be a multiple of 4. A corrupted filesystem image can be used to hit a BUG() in ext4_rec_len_to_disk(), called from make_indexed_dir(). ------------[ cut here ]------------ kernel BUG at fs/ext4/ext4.h:2413! ... RIP: 0010:make_indexed_dir+0x53f/0x5f0 ... Call Trace: <TASK> ? • https://git.kernel.org/stable/c/2fa24d0274fbf913b56ee31f15bc01168669d909 •

CVE-2022-49870 – capabilities: fix undefined behavior in bit shift for CAP_TO_MASK
https://notcve.org/view.php?id=CVE-2022-49870
01 May 2025 — In the Linux kernel, the following vulnerability has been resolved: capabilities: fix undefined behavior in bit shift for CAP_TO_MASK Shifting signed 32-bit value by 31 bits is undefined, so changing significant bit to unsigned. The UBSAN warning calltrace like below: UBSAN: shift-out-of-bounds in security/commoncap.c:1252:2 left shift of 1 by 31 places cannot be represented in type 'int' Call Trace:

CVE-2022-49865 – ipv6: addrlabel: fix infoleak when sending struct ifaddrlblmsg to network
https://notcve.org/view.php?id=CVE-2022-49865
01 May 2025 — In the Linux kernel, the following vulnerability has been resolved: ipv6: addrlabel: fix infoleak when sending struct ifaddrlblmsg to network When copying a `struct ifaddrlblmsg` to the network, __ifal_reserved remained uninitialized, resulting in a 1-byte infoleak: BUG: KMSAN: kernel-network-infoleak in __netdev_start_xmit ./include/linux/netdevice.h:4841 __netdev_start_xmit ./include/linux/netdevice.h:4841 netdev_start_xmit ./include/linux/netdevice.h:4857 xmit_one net/core/dev.c:3590 dev_hard_start_xmit+... • https://git.kernel.org/stable/c/2a8cc6c89039e0530a3335954253b76ed0f9339a •

CVE-2022-49864 – drm/amdkfd: Fix NULL pointer dereference in svm_migrate_to_ram()
https://notcve.org/view.php?id=CVE-2022-49864
01 May 2025 — In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Fix NULL pointer dereference in svm_migrate_to_ram() ./drivers/gpu/drm/amd/amdkfd/kfd_migrate.c:985:58-62: ERROR: p is NULL but dereferenced. A flaw was found in the Linux kernel's AMD Kernel Fusion Driver (AMDKFD). In specific error conditions, an object holding a NULL value is used, causing a NULL pointer dereference and resulting in a denial of service. The SUSE Linux Enterprise 15 SP5 RT kernel was updated to receive various... • https://git.kernel.org/stable/c/3c1bb6187e566143f15dbf0367ae671584aead5b • CWE-476: NULL Pointer Dereference •

CVE-2022-49839 – scsi: scsi_transport_sas: Fix error handling in sas_phy_add()
https://notcve.org/view.php?id=CVE-2022-49839
01 May 2025 — In the Linux kernel, the following vulnerability has been resolved: scsi: scsi_transport_sas: Fix error handling in sas_phy_add() If transport_add_device() fails in sas_phy_add(), the kernel will crash trying to delete the device in transport_remove_device() called from sas_remove_host(). Unable to handle kernel NULL pointer dereference at virtual address 0000000000000108 CPU: 61 PID: 42829 Comm: rmmod Kdump: loaded Tainted: G W 6.1.0-rc1+ #173 pstate: 60000005 (nZCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)... • https://git.kernel.org/stable/c/c7ebbbce366c02e5657ac6b6059933fe0353b175 • CWE-476: NULL Pointer Dereference •

CVE-2022-49835 – ALSA: hda: fix potential memleak in 'add_widget_node'
https://notcve.org/view.php?id=CVE-2022-49835
01 May 2025 — In the Linux kernel, the following vulnerability has been resolved: ALSA: hda: fix potential memleak in 'add_widget_node' As 'kobject_add' may allocated memory for 'kobject->name' when return error. And in this function, if call 'kobject_add' failed didn't free kobject. So call 'kobject_put' to recycling resources. In the Linux kernel, the following vulnerability has been resolved: ALSA: hda: fix potential memleak in 'add_widget_node' As 'kobject_add' may allocated memory for 'kobject->name' when return err... • https://git.kernel.org/stable/c/b688a3ec235222d9a84e43a48a6f31acb95baf2d •

CVE-2022-49834 – nilfs2: fix use-after-free bug of ns_writer on remount
https://notcve.org/view.php?id=CVE-2022-49834
01 May 2025 — In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix use-after-free bug of ns_writer on remount If a nilfs2 filesystem is downgraded to read-only due to metadata corruption on disk and is remounted read/write, or if emergency read-only remount is performed, detaching a log writer and synchronizing the filesystem can be done at the same time. In these cases, use-after-free of the log writer (hereinafter nilfs->ns_writer) can happen as shown in the scenario below: Task1 Task2 ------... • https://git.kernel.org/stable/c/b2fbf10040216ef5ee270773755fc2f5da65b749 •

CVE-2022-49831 – btrfs: zoned: initialize device's zone info for seeding
https://notcve.org/view.php?id=CVE-2022-49831
01 May 2025 — In the Linux kernel, the following vulnerability has been resolved: btrfs: zoned: initialize device's zone info for seeding When performing seeding on a zoned filesystem it is necessary to initialize each zoned device's btrfs_zoned_device_info structure, otherwise mounting the filesystem will cause a NULL pointer dereference. This was uncovered by fstests' testcase btrfs/163. In the Linux kernel, the following vulnerability has been resolved: btrfs: zoned: initialize device's zone info for seeding When perf... • https://git.kernel.org/stable/c/91c38504e589dadbcde47b1cacdfc5b684154d44 •

CVE-2022-49829 – drm/scheduler: fix fence ref counting
https://notcve.org/view.php?id=CVE-2022-49829
01 May 2025 — In the Linux kernel, the following vulnerability has been resolved: drm/scheduler: fix fence ref counting We leaked dependency fences when processes were beeing killed. Additional to that grab a reference to the last scheduled fence. • https://git.kernel.org/stable/c/e5f4b38362df93594cb426b04979d8834122f159 •