CVE-2024-53231 cpufreq: CPPC: Fix possible null-ptr-deref for cpufreq_cpu_get_raw()

In the Linux kernel, the following vulnerability has been resolved: cpufreq: CPPC: Fix possible null-ptr-deref for cpufreqcpugetraw cpufreqcpugetraw may return NULL if the cpu is not in policy-cpus cpu mask and it will cause null pointer dereference...

CVE-2024-43911 wifi: mac80211: fix NULL dereference at band check in starting tx ba session

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: fix NULL dereference at band check in starting tx ba session In MLD connection, linkdata/linkconf are dynamically allocated. They don't point to vif-bssconf. So, there will be no chanreq assigned to vif-bssconf an...

CVE-2022-48914

In the Linux kernel, the following vulnerability has been resolved: xen/netfront: destroy queues before realnumtxqueues is zeroed xennetdestroyqueues relies on info-netdev-realnumtxqueues to delete queues. Since d7dac083414eb5bb99a6d2ed53dc2c1b405224e5 "net-sysfs: update the queue counts in the...

CVE-2023-52745

In the Linux kernel, the following vulnerability has been resolved: IB/IPoIB: Fix legacy IPoIB due to wrong number of queues The cited commit creates child PKEY interfaces over netlink will multiple tx and rx queues, but some devices doesn't support more than 1 tx and 1 rx queues. This causes to ...

CVE-2023-52745

In the Linux kernel, the following vulnerability has been resolved: IB/IPoIB: Fix legacy IPoIB due to wrong number of queues The cited commit creates child PKEY interfaces over netlink will multiple tx and rx queues, but some devices doesn't support more than 1 tx and 1 rx queues. This causes to ...

CVE-2021-47384

In the Linux kernel, the following vulnerability has been resolved: hwmon: w83793 Fix NULL pointer dereference by removing unnecessary structure field If driver read tmp value sufficient for tmp & 0x08 && !tmp & 0x80 && tmp & 0x7 == tmp 4 & 0x7 from device then Null pointer dereference occurs. It...

CVE-2021-47337

The CVE-2021-47337 issue is in the Linux kernel SCSI core path: when an error arises during scsi_host_alloc() and the error-handling ehandler thread fails to spawn, shost->ehandler may be set to ERR_PTR(-ENOMEM) and scsi_host_dev_release() would call kthread_stop() on a NULL/invalid pointer, r...

CVE-2024-27061 crypto: sun8i-ce - Fix use after free in unprepare

In the Linux kernel, the following vulnerability has been resolved: crypto: sun8i-ce - Fix use after free in unprepare sun8icecipherunprepare should be called before cryptofinalizeskcipherrequest, because client callbacks may immediately free memory, that isn't needed anymore. But it will be used...

CVE-2024-26984: Concurrent Execution using Shared Resource with Improper Synchronization

In the Linux kernel, the following vulnerability has been resolved: nouveau: fix instmem race condition around ptr stores Running a lot of VK CTS in parallel against nouveau, once every few hours you might see something like this crash. BUG: kernel NULL pointer dereference, address:...

CVE-2024-26868 nfs: fix panic when nfs4_ff_layout_prepare_ds() fails

In the Linux kernel, the following vulnerability has been resolved: nfs: fix panic when nfs4fflayoutprepareds fails We've been seeing the following panic in production BUG: kernel NULL pointer dereference, address: 0000000000000065 PGD 2f485f067 P4D 2f485f067 PUD 2cc5d8067 PMD 0 RIP:...

CVE-2024-26855 net: ice: Fix potential NULL pointer dereference in ice_bridge_setlink()

In the Linux kernel, the following vulnerability has been resolved: net: ice: Fix potential NULL pointer dereference in icebridgesetlink The function icebridgesetlink may encounter a NULL pointer dereference if nlmsgfindattr returns NULL and brspec is dereferenced subsequently in nlaforeachnested...

CVE-2024-26866: Use After Free

In the Linux kernel, the following vulnerability has been resolved: spi: lpspi: Avoid potential use-after-free in probe fsllpspiprobe is allocating/disposing memory manually with spiallochost/spialloctarget, but uses devmspiregistercontroller. In case of error after the latter call the memory wil...

CVE-2024-26700 drm/amd/display: Fix MST Null Ptr for RV

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix MST Null Ptr for RV The change try to fix below error specific to RV platform: BUG: kernel NULL pointer dereference, address: 0000000000000008 PGD 0 P4D 0 Oops: 0000 1 PREEMPT SMP NOPTI CPU: 4 PID: 917 Comm:...

CVE-2024-26700

CV E-2024-26700 is a Linux kernel issue: drm/amd/display had a fix to prevent MST null-pointer dereference on RV platforms. The crash trace shows a NULL pointer dereference in drm_dp_atomic_find_time_slots during DP MST time-slot calculation, leading to a kernel oops. Affected code path involves ...

CVE-2021-47127

In the Linux kernel, the following vulnerability has been resolved: ice: track AFXDP ZC enabled queues in bitmap Commit c7a219048e45 "ice: Remove xskbuffpool from VSI structure" silently introduced a regression and broke the Tx side of AFXDP in copy mode. xskpool on icering is set only based on t...

CVE-2024-26615

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...

CVE-2024-26591

CVE-2024-26591: Linux kernel vulnerability in bpf_tracing_prog_attach can crash with NULL pointer dereference due to missing attach_btf when attaching tracing programs (rawtp/fentry chain). The issue arises in a sequence of loading a rawtp program, loading an fentry with rawtp as target, creating...

PT-2022-36426 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v5.4.225 Description: The issue concerns a NULL pointer dereference in the can rx register function. This problem was introduced in version v5.4.110 and is fixed in version v5.4.225. The actual impact and attack...

Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement update

An update for kernel is now available for Red Hat Enterprise Linux 8.1 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...