CVE-2022-49257

CVE-2022-49257 affects the Linux kernel and stems from a NULL dereference in watch_queue_set_size() during error cleanup. The code path could call __free_page() on buffers that were not allocated, causing a NULL pointer dereference (observed as a KASAN report in __free_pages). The issue is mitiga...

CVE-2022-49257

In the Linux kernel, the following vulnerability has been resolved: watchqueue: Fix NULL dereference in error cleanup In watchqueuesetsize, the error cleanup code doesn't take account of the fact that freepage can't handle a NULL pointer when trying to free up buffer pages that did get allocated...

CVE-2022-49257 watch_queue: Fix NULL dereference in error cleanup

In the Linux kernel, the following vulnerability has been resolved: watchqueue: Fix NULL dereference in error cleanup In watchqueuesetsize, the error cleanup code doesn't take account of the fact that freepage can't handle a NULL pointer when trying to free up buffer pages that did get allocated...

CVE-2022-49177 hwrng: cavium - fix NULL but dereferenced coccicheck error

In the Linux kernel, the following vulnerability has been resolved: hwrng: cavium - fix NULL but dereferenced coccicheck error Fix following coccicheck warning: ./drivers/char/hwrandom/cavium-rng-vf.c:182:17-20: ERROR: pdev is NULL but dereferenced...

CVE-2022-49177

CVE-2022-49177 : In the Linux kernel, the cavium hwrng driver fix addresses a NULL pointer dereference in cavium RNG handling. The issue manifested as a NULL dereference of 'pdev' in cavium-rng-vf.c (line 182) when dereferenced, triggering a coccicheck warning. The upstream patch fixes the NULL-d...

CVE-2022-49177

In the Linux kernel, the following vulnerability has been resolved: hwrng: cavium - fix NULL but dereferenced coccicheck error Fix following coccicheck warning: ./drivers/char/hwrandom/cavium-rng-vf.c:182:17-20: ERROR: pdev is NULL but dereferenced...

CVE-2022-49177 hwrng: cavium - fix NULL but dereferenced coccicheck error

In the Linux kernel, the following vulnerability has been resolved: hwrng: cavium - fix NULL but dereferenced coccicheck error Fix following coccicheck warning: ./drivers/char/hwrandom/cavium-rng-vf.c:182:17-20: ERROR: pdev is NULL but dereferenced...

CVE-2022-49125

CVE-2022-49125 affects the Linux kernel DRM sprd driver. The issue is a potential NULL dereference of the ‘drm’ pointer in sprd_drm_shutdown, with a warning log that could dereference it. The fix removes the dereference risk by adjusting the shutdown path and changes the warning handling from unc...

CVE-2022-49125

In the Linux kernel, the following vulnerability has been resolved: drm/sprd: fix potential NULL dereference 'drm' could be null in sprddrmshutdown, and drmwarn maybe dereference it, remove this warning log. v1 - v2: - Split checking platformgetresource return value to a separate patch - Use...

CVE-2022-49125 drm/sprd: fix potential NULL dereference

In the Linux kernel, the following vulnerability has been resolved: drm/sprd: fix potential NULL dereference 'drm' could be null in sprddrmshutdown, and drmwarn maybe dereference it, remove this warning log. v1 - v2: - Split checking platformgetresource return value to a separate patch - Use...

CVE-2022-49125 drm/sprd: fix potential NULL dereference

In the Linux kernel, the following vulnerability has been resolved: drm/sprd: fix potential NULL dereference 'drm' could be null in sprddrmshutdown, and drmwarn maybe dereference it, remove this warning log. v1 - v2: - Split checking platformgetresource return value to a separate patch - Use...

CVE-2022-49070 fbdev: Fix unregistering of framebuffers without device

In the Linux kernel, the following vulnerability has been resolved: fbdev: Fix unregistering of framebuffers without device OF framebuffers do not have an underlying device in the Linux device hierarchy. Do a regular unregister call instead of hot unplugging such a non-existing device. Fixes a NU...

CVE-2022-49070

In the Linux kernel, the following vulnerability has been resolved: fbdev: Fix unregistering of framebuffers without device OF framebuffers do not have an underlying device in the Linux device hierarchy. Do a regular unregister call instead of hot unplugging such a non-existing device. Fixes a NU...

CVE-2022-49070

CVE-2022-49070 affects the Linux kernel framebuffer (fbdev) unregister path. The issue arises when unregistering framebuffers without an underlying device, risking a NULL dereference. The patch changes the flow to perform a regular unregister instead of hot-unplugging a non-existent device, corre...

CVE-2022-49065 SUNRPC: Fix the svc_deferred_event trace class

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Fix the svcdeferredevent trace class Fix a NULL deref crash that occurs when an svcrqst is deferred while the sunrpc tracing subsystem is enabled. svcrevisit sets dr-xprt to NULL, so it can't be relied upon in the...

CVE-2022-49065

The CVE-2022-49065 entry relates to the Linux kernel SUNRPC tracing: a NULL dereference crash when a sunrpc svc_rqst is deferred while tracing is enabled. The fix targets the trace class svc_deferred_event by avoiding reliance on a NULL dr->xprt and instead converting the remote address to a p...

CVE-2022-49065 SUNRPC: Fix the svc_deferred_event trace class

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Fix the svcdeferredevent trace class Fix a NULL deref crash that occurs when an svcrqst is deferred while the sunrpc tracing subsystem is enabled. svcrevisit sets dr-xprt to NULL, so it can't be relied upon in the...

CVE-2022-49065

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Fix the svcdeferredevent trace class Fix a NULL deref crash that occurs when an svcrqst is deferred while the sunrpc tracing subsystem is enabled. svcrevisit sets dr-xprt to NULL, so it can't be relied upon in the...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from a contention between nbdallocconfig and module removal, which could lead to resource consumption and null...

Important: kernel

Issue Overview: Integer Overflow or Wraparound vulnerability in Linux kernel on x86 and ARM md, raid, raid5 modules allows Forced Integer Overflow. CVE-2024-23307 In the Linux kernel, the following vulnerability has been resolved: Bluetooth: RFCOMM: Fix not validating setsockopt user input...