CVE-2024-38610 drivers/virt/acrn: fix PFNMAP PTE checks in acrn_vm_ram_map()

In the Linux kernel, the following vulnerability has been resolved: drivers/virt/acrn: fix PFNMAP PTE checks in acrnvmrammap Patch series "mm: followpte improvements and acrn followpte fixes". Patch 1 fixes a bunch of issues I spotted in the acrn driver. It compiles, that's all I know. I'll...

CVE-2024-38608 net/mlx5e: Fix netif state handling

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix netif state handling mlx5esuspend cleans resources only if netifdevicepresent returns true. However, mlx5eresume changes the state of netif, via mlx5enicenable, only if regstate == NETREGREGISTERED. In the below...

CVE-2024-38598 md: fix resync softlockup when bitmap size is less than array size

In the Linux kernel, the following vulnerability has been resolved: md: fix resync softlockup when bitmap size is less than array size Is is reported that for dm-raid10, lvextend + lvchange --syncaction will trigger following softlockup: kernel:watchdog: BUG: soft lockup - CPU3 stuck for 26s!...

CVE-2024-38596 af_unix: Fix data races in unix_release_sock/unix_stream_sendmsg

In the Linux kernel, the following vulnerability has been resolved: afunix: Fix data races in unixreleasesock/unixstreamsendmsg A data-race condition has been identified in afunix. In one data path, the write function unixreleasesock atomically writes to sk-skshutdown using WRITEONCE. However, on...

CVE-2024-38594 net: stmmac: move the EST lock to struct stmmac_priv

In the Linux kernel, the following vulnerability has been resolved: net: stmmac: move the EST lock to struct stmmacpriv Reinitialize the whole EST structure would also reset the mutex lock which is embedded in the EST structure, and then trigger the following warning. To address this, move the lo...

CVE-2024-38590 RDMA/hns: Modify the print level of CQE error

In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: Modify the print level of CQE error Too much print may lead to a panic in kernel. Change ibdeverr to ibdeverrratelimited, and change the printing level of cqe dump to debug level...

CVE-2024-38589 netrom: fix possible dead-lock in nr_rt_ioctl()

In the Linux kernel, the following vulnerability has been resolved: netrom: fix possible dead-lock in nrrtioctl syzbot loves netrom, and found a possible deadlock in nrrtioctl 1 Make sure we always acquire nrnodelistlock before nrnodelocknrnode 1 WARNING: possible circular locking dependency...

CVE-2024-38588 ftrace: Fix possible use-after-free issue in ftrace_location()

In the Linux kernel, the following vulnerability has been resolved: ftrace: Fix possible use-after-free issue in ftracelocation KASAN reports a bug: BUG: KASAN: use-after-free in ftracelocation+0x90/0x120 Read of size 8 at addr ffff888141d40010 by task insmod/424 CPU: 8 PID: 424 Comm: insmod...

CVE-2024-38588 ftrace: Fix possible use-after-free issue in ftrace_location()

In the Linux kernel, the following vulnerability has been resolved: ftrace: Fix possible use-after-free issue in ftracelocation KASAN reports a bug: BUG: KASAN: use-after-free in ftracelocation+0x90/0x120 Read of size 8 at addr ffff888141d40010 by task insmod/424 CPU: 8 PID: 424 Comm: insmod...

CVE-2024-38585 tools/nolibc/stdlib: fix memory error in realloc()

In the Linux kernel, the following vulnerability has been resolved: tools/nolibc/stdlib: fix memory error in realloc Pass userplen to memcpy instead of heap-len to prevent realloc from copying an extra sizeofheap bytes from beyond the allocated region...

CVE-2024-38579 crypto: bcm - Fix pointer arithmetic

In the Linux kernel, the following vulnerability has been resolved: crypto: bcm - Fix pointer arithmetic In spu2dumpomd value of ptr is increased by ciphkeylen instead of hashivlen which could lead to going beyond the buffer boundaries. Fix this bug by changing ciphkeylen to hashivlen. Found by...

CVE-2024-38573 cppc_cpufreq: Fix possible null pointer dereference

In the Linux kernel, the following vulnerability has been resolved: cppccpufreq: Fix possible null pointer dereference cppccpufreqgetrate and hisicppccpufreqgetrate can be called from different places with various parameters. So cpufreqcpuget can return null as 'policy' in some circumstances. Fix...

CVE-2024-38562 wifi: nl80211: Avoid address calculations via out of bounds array indexing

In the Linux kernel, the following vulnerability has been resolved: wifi: nl80211: Avoid address calculations via out of bounds array indexing Before request-channels can be used, request-nchannels must be set. Additionally, address calculations for memory after the "channels" array need to be...

CVE-2024-38556 net/mlx5: Add a timeout to acquire the command queue semaphore

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Add a timeout to acquire the command queue semaphore Prevent forced completion handling on an entry that has not yet been assigned an index, causing an out of bounds access on idx = -22. Instead of waiting indefinitely...

CVE-2024-38549 drm/mediatek: Add 0 size check to mtk_drm_gem_obj

In the Linux kernel, the following vulnerability has been resolved: drm/mediatek: Add 0 size check to mtkdrmgemobj Add a check to mtkdrmgeminit if we attempt to allocate a GEM object of 0 bytes. Currently, no such check exists and the kernel will panic if a userspace application attempts to...

CVE-2024-38546 drm: vc4: Fix possible null pointer dereference

In the Linux kernel, the following vulnerability has been resolved: drm: vc4: Fix possible null pointer dereference In vc4hdmiaudioinit ofgetaddress may return NULL which is later dereferenced. Fix this bug by adding NULL check. Found by Linux Verification Center linuxtesting.org with SVACE...

CVE-2021-47307

A vulnerability was found in the Linux kernel's CIFS module, where the cifscomposemountoptions function can dereference a NULL pointer if it encounters a NULL nodename parameter. This issue could potentially lead to system crash or unexpected behavior due to the improper handling of null values...

CVE-2024-36952

In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Move NPIV's transport unregistration to after resource clean up There are cases after NPIV deletion where the fabric switch still believes the NPIV is logged into the fabric. This occurs when a vport is unregistered...

CVE-2024-36903

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix potential uninit-value access in ip6makeskb As it was done in commit fc1092f51567 "ipv4: Fix uninit-value access in ipmakeskb" for IPv4, check FLOWIFLAGKNOWNNH on fl6-flowi6flags instead of testing HDRINCL on the socket...

CVE-2024-36944

In the Linux kernel, the following vulnerability has been resolved: Reapply "drm/qxl: simplify qxlfencewait" This reverts commit 07ed11afb68d94eadd4ffc082b97c2331307c5ea. Stephen Rostedt reports: "I went to run my tests on my VMs and the tests hung on boot up. Unfortunately, the most I ever got o...