CVE-2023-54292 RDMA/irdma: Fix data race on CQP request done

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Fix data race on CQP request done KCSAN detects a data race on cqprequest-requestdone memory location which is accessed locklessly in irdmahandlecqpop while being updated in irdmacqpcehandler. Annotate lockless intent...

CVE-2023-54276 nfsd: move init of percpu reply_cache_stats counters back to nfsd_init_net

In the Linux kernel, the following vulnerability has been resolved: nfsd: move init of percpu replycachestats counters back to nfsdinitnet Commit f5f9d4a314da "nfsd: move reply cache initialization into nfsd startup" moved the initialization of the reply cache into nfsd startup, but didn't accoun...

CVE-2023-54272 fs/ntfs3: Fix a possible null-pointer dereference in ni_clear()

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Fix a possible null-pointer dereference in niclear In a previous commit c1006bd13146, ni-mi.mrec in niwriteinode could be NULL, and thus a NULL check is added for this variable. However, in the same call stack, ni-mi.mr...

CVE-2023-54266

CVE-2023-54266 refers to a memory-leak in the Linux kernel’s media: dvb-usb: m920x path. The issue occurs when a read error happens during m920x_read(), where the previously freed buffer may leak because the error case wasn’t freed. The fix reverts the prior logic to ensure the read buffer is fre...

CVE-2023-54265 ipv6: Fix an uninit variable access bug in __ip6_make_skb()

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix an uninit variable access bug in ip6makeskb Syzbot reported a bug as following: ===================================================== BUG: KMSAN: uninit-value in archatomic64inc arch/x86/include/asm/atomic6464.h:88 inli...

CVE-2023-54262 net/mlx5e: Don't clone flow post action attributes second time

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Don't clone flow post action attributes second time The code already clones post action attributes in mlx5ecloneflowattrforpostact. Creating another copy in mlx5etcpostactadd is a erroneous leftover from original...

CVE-2023-54255 sh: dma: Fix DMA channel offset calculation

In the Linux kernel, the following vulnerability has been resolved: sh: dma: Fix DMA channel offset calculation Various SoCs of the SH3, SH4 and SH4A family, which use this driver, feature a differing number of DMA channels, which can be distributed between up to two DMAC modules. The existing...

CVE-2023-54253

The CVE describes a Linux kernel bug in Btrfs relocation: calling set_page_extent_mapped before validating the folio/page can trigger a kernel BUG during relocate_one_page. The fix, as noted in the description, is to move set_page_extent_mapped to after the btrfs_read_folio block so the subpage b...

CVE-2022-50873

In the Linux kernel, the following vulnerability has been resolved: vdpa/vpvdpa: fix kfree a wrong pointer in vpvdparemove In vpvdparemove, the code kfree&vpvdpamgtdev-mgtdev.idtable uses a reference of pointer as the argument of kfree, which is the wrong pointer and then may hit crash like this:...

CVE-2022-50869 fs/ntfs3: Fix slab-out-of-bounds in r_page

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Fix slab-out-of-bounds in rpage When PAGESIZE is 64K, if readlogpage is called by logreadrst for the first time, the size of buffer would be equal to DefaultLogPageSize4K.But for buffer operations like memcpy, if the...

CVE-2022-50854 nfc: virtual_ncidev: Fix memory leak in virtual_nci_send()

In the Linux kernel, the following vulnerability has been resolved: nfc: virtualncidev: Fix memory leak in virtualncisend skb should be free in virtualncisend, otherwise kmemleak will report memleak. Steps for reproduction simulated in qemu: cd tools/testing/selftests/nci make ./ncidev BUG: memor...

CVE-2022-50851

Technical details about CVE-2022-50851 are not publicly provided in the supplied documents. Please monitor for updates from OSV/SUSE advisories.

CVE-2023-54242 block, bfq: Fix division by zero error on zero wsum

In the Linux kernel, the following vulnerability has been resolved: block, bfq: Fix division by zero error on zero wsum When the weighted sum is zero the calculation of limit causes a division by zero error. Fix this by continuing to the next level. This was discovered by running as root: stress-...

CVE-2023-54241 MIPS: KVM: Fix NULL pointer dereference

In the Linux kernel, the following vulnerability has been resolved: MIPS: KVM: Fix NULL pointer dereference After commit 45c7e8af4a5e3f0bea4ac209 "MIPS: Remove KVMTE support" we get a NULL pointer dereference when creating a KVM guest: 146.243409 Starting KVM with MIPS VZ extensions 149.849151 CP...

CVE-2023-54239

CVE-2023-54239 concerns the Linux kernel iommufd component. Public docs describe a fixed issue where a user virtual address (uptr) could overflow when mapping pages, triggering WARN_ONs (notably from pin_user_pages) due to invalid arguments. The fix prevents creating a pages object with an uptr a...

CVE-2023-54234 scsi: mpi3mr: Fix missing mrioc->evtack_cmds initialization

In the Linux kernel, the following vulnerability has been resolved: scsi: mpi3mr: Fix missing mrioc-evtackcmds initialization Commit c1af985d27da "scsi: mpi3mr: Add Event acknowledgment logic" introduced an array mrioc-evtackcmds but initialization of the array elements was missed. They are just...

CVE-2023-54229 wifi: ath11k: fix registration of 6Ghz-only phy without the full channel range

In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: fix registration of 6Ghz-only phy without the full channel range Because of what seems to be a typo, a 6Ghz-only phy for which the BDF does not allow the 7115Mhz channel will fail to register: WARNING: CPU: 2 PID: 1...

CVE-2023-54218 net: Fix load-tearing on sk->sk_stamp in sock_recv_cmsgs().

In the Linux kernel, the following vulnerability has been resolved: net: Fix load-tearing on sk-skstamp in sockrecvcmsgs. KCSAN found a data race in sockrecvcmsgs where the read access to sk-skstamp needs READONCE. BUG: KCSAN: data-race in packetrecvmsg / packetrecvmsg write marked to...

CVE-2023-54215 virtio-vdpa: Fix cpumask memory leak in virtio_vdpa_find_vqs()

In the Linux kernel, the following vulnerability has been resolved: virtio-vdpa: Fix cpumask memory leak in virtiovdpafindvqs Free the cpumask allocated by createaffinitymasks before returning from the function...

CVE-2023-54215 virtio-vdpa: Fix cpumask memory leak in virtio_vdpa_find_vqs()

In the Linux kernel, the following vulnerability has been resolved: virtio-vdpa: Fix cpumask memory leak in virtiovdpafindvqs Free the cpumask allocated by createaffinitymasks before returning from the function...