kernel: ext4: correct grp validation in ext4_mb_good_group

A NULL pointer dereference vulnerability was found in the ext4 filesystem in the Linux kernel. In ext4mbgoodgroup, the group corruption check accesses the grp structure memory before verifying that grp is not NULL. If grp is NULL, this leads to a kernel crash. The fix adds a NULL check before...

drm/amd/display: Add null check for top_pipe_to_program in commit_planes_for_stream

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drm/amd/display: Add null check for set_output_gamma in dcn30_set_output_transfer_func

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drm/amd/display: Add null check for 'afb' in amdgpu_dm_plane_handle_cursor_update (v2)

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RDMA/cxgb4: Added NULL check for lookup_atid

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OESA-2024-2367 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Add NULL pointer check for kzalloc Why & How Check return pointer of kzalloc before using it.CVE-2024-42122 In the Linux kernel, the following...

OESA-2024-2325 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: ntb: intel: Fix the NULL vs ISERR bug for debugfscreatedir The debugfscreatedir function returns error pointers. It never returns NULL. So use ISERR to check...

ASB-A-242996380

In multiple locations, there is a possible permissions bypass due to a missing null check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation...

SUSE CVE-2024-49905

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Add null check for 'afb' in amdgpudmplanehandlecursorupdate v2 This commit adds a null check for the 'afb' variable in the amdgpudmplanehandlecursorupdate function. Previously, 'afb' was assumed to be null, but w...

SUSE CVE-2024-49911

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Add NULL check for function pointer in dcn20setoutputtransferfunc This commit adds a null check for the setoutputgamma function pointer in the dcn20setoutputtransferfunc function. Previously, setoutputgamma was...

SUSE CVE-2024-49912

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Handle null 'streamstatus' in 'planeschangedforexistingstream' This commit adds a null check for 'streamstatus' in the function 'planeschangedforexistingstream'. Previously, the code assumed 'streamstatus' could ...

SUSE CVE-2024-49890

In the Linux kernel, the following vulnerability has been resolved: drm/amd/pm: ensure the fwinfo is not null before using it This resolves the dereference null return value warning reported by Coverity...

CVE-2024-49916

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Add NULL check for clkmgr and clkmgr-funcs in dcn401inithw This commit addresses a potential null pointer dereference issue in the dcn401inithw function. The issue could occur when dc-clkmgr or dc-clkmgr-funcs is...

CVE-2024-49912

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Handle null 'streamstatus' in 'planeschangedforexistingstream' This commit adds a null check for 'streamstatus' in the function 'planeschangedforexistingstream'. Previously, the code assumed 'streamstatus' could ...

CVE-2022-48992

In the Linux kernel, the following vulnerability has been resolved: ASoC: soc-pcm: Add NULL check in BE reparenting Add NULL check in dpcmbereparent API, to handle kernel NULL pointer dereference error. The issue occurred in fuzzing test...

SUSE CVE-2024-50009

In the Linux kernel, the following vulnerability has been resolved: cpufreq: amd-pstate: add check for cpufreqcpuget's return value cpufreqcpuget may return NULL. To avoid NULL-dereference check it and return in case of error. Found by Linux Verification Center linuxtesting.org with SVACE...

CVE-2024-49915

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Add NULL check for clkmgr in dcn32inithw This commit addresses a potential null pointer dereference issue in the dcn32inithw function. The issue could occur when dc-clkmgr is null. The fix adds a check to ensure...

CVE-2022-48983

In the Linux kernel, the following vulnerability has been resolved: iouring: Fix a null-ptr-deref in iotctxexitcb Syzkaller reports a NULL deref bug as follows: BUG: KASAN: null-ptr-deref in iotctxexitcb+0x53/0xd3 Read of size 4 at addr 0000000000000138 by task file1/1955 CPU: 1 PID: 1955 Comm:...

CVE-2022-49007 nilfs2: fix NULL pointer dereference in nilfs_palloc_commit_free_entry()

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix NULL pointer dereference in nilfspalloccommitfreeentry Syzbot reported a null-ptr-deref bug: NILFS loop0: segctord starting. Construction interval = 5 seconds, CP frequency 3c 02 00 0f 85 26 05 00 00 49 8b 46 10 be a6...

CVE-2022-48992

CVE-2022-48992 pertains to the Linux kernel: the ASoC subsystem (soc-pcm) BE reparenting path had a NULL pointer dereference risk exposed during fuzzing. The root cause is a missing NULL check in the dpcm_be_reparent API, which could lead to kernel NULL pointer dereference. The fix adds an explic...