CVE-2023-52586 drm/msm/dpu: Add mutex lock in control vblank irq

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dpu: Add mutex lock in control vblank irq Add a mutex lock to control vblank irq to synchronize vblank enable/disable operations happening from different threads to prevent race conditions while registering/unregistering...

Buffer overflow

In the Linux kernel, the following vulnerability has been resolved: NFSD: Fix READDIR buffer overflow If a client sends a READDIR count argument that is too small say, zero, then the buffer size calculation in the new initdirlist helper functions results in an underflow, allowing the XDR stream...

CVE-2021-47086

In the Linux kernel, the following vulnerability has been resolved: phonet/pep: refuse to enable an unbound pipe This ioctl implicitly assumed that the socket was already bound to a valid local socket name, i.e. Phonet object. If the socket was not bound, two separate problems would occur: 1 We'd...

CVE-2021-47100 ipmi: Fix UAF when uninstall ipmi_si and ipmi_msghandler module

In the Linux kernel, the following vulnerability has been resolved: ipmi: Fix UAF when uninstall ipmisi and ipmimsghandler module Hi, When testing install and uninstall of ipmisi.ko and ipmimsghandler.ko, the system crashed. The log as follows: 141.087026 BUG: unable to handle kernel paging reque...

CVE-2021-47087 tee: optee: Fix incorrect page free bug

In the Linux kernel, the following vulnerability has been resolved: tee: optee: Fix incorrect page free bug Pointer to the allocated pages struct page page has already progressed towards the end of allocation. It is incorrect to perform freepagespage, order using this pointer as we would free any...

CVE-2021-47082 tun: avoid double free in tun_free_netdev

In the Linux kernel, the following vulnerability has been resolved: tun: avoid double free in tunfreenetdev Avoid double free in tunfreenetdev by moving the dev-tstats and tun-security allocs to a new ndoinit routine tunnetinit that will be called by registernetdevice. ndoinit is paired with the...

CVE-2021-47077

In the Linux kernel, the following vulnerability has been resolved: scsi: qedf: Add pointer checks in qedfupdatelinkspeed The following trace was observed: 14.042059 Call Trace: 14.042061 14.042068 qedflinkupdate+0x144/0x1f0 qedf 14.042117 qedlinkupdate+0x5c/0x80 qed 14.042135...

CVE-2023-52513

In the Linux kernel, the following vulnerability has been resolved: RDMA/siw: Fix connection failure handling In case immediate MPA request processing fails, the newly created endpoint unlinks the listening endpoint and is ready to be dropped. This special case was not handled correctly by the co...

CVE-2022-48627

In the Linux kernel, the following vulnerability has been resolved: vt: fix memory overlapping when deleting chars in the buffer A memory overlapping copy occurs when deleting a long line. This memory overlapping copy can cause data corruption when scrmemcpyw is optimized to memcpy because memcpy...

CVE-2023-52576 x86/mm, kexec, ima: Use memblock_free_late() from ima_free_kexec_buffer()

In the Linux kernel, the following vulnerability has been resolved: x86/mm, kexec, ima: Use memblockfreelate from imafreekexecbuffer The code calling imafreekexecbuffer runs long after the memblock allocator has already been torn down, potentially resulting in a use after free in...

CVE-2023-52563 drm/meson: fix memory leak on ->hpd_notify callback

In the Linux kernel, the following vulnerability has been resolved: drm/meson: fix memory leak on -hpdnotify callback The EDID returned by drmbridgegetedid needs to be freed...

CVE-2023-52513 RDMA/siw: Fix connection failure handling

In the Linux kernel, the following vulnerability has been resolved: RDMA/siw: Fix connection failure handling In case immediate MPA request processing fails, the newly created endpoint unlinks the listening endpoint and is ready to be dropped. This special case was not handled correctly by the co...

CVE-2023-52505 phy: lynx-28g: serialize concurrent phy_set_mode_ext() calls to shared registers

In the Linux kernel, the following vulnerability has been resolved: phy: lynx-28g: serialize concurrent physetmodeext calls to shared registers The protocol converter configuration registers PCC8, PCCC, PCCD implemented by the driver, as well as others, control protocol converters from multiple...

CVE-2023-52499 powerpc/47x: Fix 47x syscall return crash

In the Linux kernel, the following vulnerability has been resolved: powerpc/47x: Fix 47x syscall return crash Eddie reported that newer kernels were crashing during boot on his 476 FSP2 system: kernel tried to execute user page b7ee2000 - exploit attempt? uid: 0 BUG: Unable to handle kernel...

CVE-2024-26621 mm: huge_memory: don't force huge page alignment on 32 bit

In the Linux kernel, the following vulnerability has been resolved: mm: hugememory: don't force huge page alignment on 32 bit commit efa7df3e3bb5 "mm: align larger anonymous mappings on THP boundaries" caused two issues 1 2 reported on 32 bit system or compat userspace. It doesn't make too much...

CVE-2021-47078 RDMA/rxe: Clear all QP fields if creation failed

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Clear all QP fields if creation failed rxeqpdocleanup relies on valid pointer values in QP for the properly created ones, but in case rxeqpfrominit failed it was filled with garbage and caused tot the following error...

CVE-2021-47064 mt76: fix potential DMA mapping leak

In the Linux kernel, the following vulnerability has been resolved: mt76: fix potential DMA mapping leak With buf uninitialized in mt76dmatxqueueskbraw, its field skipunmap could potentially inherit a non-zero value from stack garbage. If this happens, it will cause DMA mappings for MCU command...

CVE-2024-26616 btrfs: scrub: avoid use-after-free when chunk length is not 64K aligned

In the Linux kernel, the following vulnerability has been resolved: btrfs: scrub: avoid use-after-free when chunk length is not 64K aligned BUG There is a bug report that, on a ext4-converted btrfs, scrub leads to various problems, including: - "unable to find chunk map" errors BTRFS info device...

CVE-2024-26615 net/smc: fix illegal rmb_desc access in SMC-D connection dump

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix illegal rmbdesc access in SMC-D connection dump A crash was found when dumping SMC-D connections. It can be reproduced by following steps: - run nginx/wrk test: smcrun nginx smcrun wrk -t 16 -c 1000 -d -H 'Connection...

CVE-2024-26615 net/smc: fix illegal rmb_desc access in SMC-D connection dump

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix illegal rmbdesc access in SMC-D connection dump A crash was found when dumping SMC-D connections. It can be reproduced by following steps: - run nginx/wrk test: smcrun nginx smcrun wrk -t 16 -c 1000 -d -H 'Connection...