n the Linux kernel, the following vulnerability has been resolved: net/mlx5e: CT: Fix null-ptr-deref in add rule err flow In error flow of mlx5_tc_ct_entry_add_rule(), in case ct_rule_add() callback returns error, zone_rule->attr is used uninitiated. Fix it to use attr which has the needed pointer value. Kernel log: BUG: kernel NULL pointer dereference, address: 0000000000000110 RIP: 0010:mlx5_tc_ct_entry_add_rule+0x2b1/0x2f0 [mlx5_core] … Call Trace: <TASK> ? __die+0x20/0x70 ? page_fault_oops+0x150/0x3e0 ? exc_page_fault+0x74/0x140 ? asm_exc_page_fault+0x22/0x30 ? mlx5_tc_ct_entry_add_rule+0x2b1/0x2f0 [mlx5_core] ? mlx5_tc_ct_entry_add_rule+0x1d5/0x2f0 [mlx5_core] mlx5_tc_ct_block_flow_offload+0xc6a/0xf90 [mlx5_core] ? nf_flow_offload_tuple+0xd8/0x190 [nf_flow_table] nf_flow_offload_tuple+0xd8/0x190 [nf_flow_table] flow_offload_work_handler+0x142/0x320 [nf_flow_table] ? finish_task_switch.isra.0+0x15b/0x2b0 process_one_work+0x16c/0x320 worker_thread+0x28c/0x3a0 ? __pfx_worker_thread+0x10/0x10 kthread+0xb8/0xf0 ? __pfx_kthread+0x10/0x10 ret_from_fork+0x2d/0x50 ? __pfx_kthread+0x10/0x10 ret_from_fork_asm+0x1a/0x30 </TASK>
Configuration 1 (hide)
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03 Nov 2025, 23:17
| Type | Values Removed | Values Added |
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| References |
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14 Dec 2024, 21:15
| Type | Values Removed | Values Added |
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| CWE | CWE-476 | |
| First Time |
Linux linux Kernel
Linux |
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| CPE | cpe:2.3:o:linux:linux_kernel:6.12:rc4:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:6.12:rc2:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:6.12:rc5:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:6.12:rc3:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:6.12:rc1:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:6.12:rc6:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:6.12:rc7:*:*:*:*:*:* |
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| References |
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| References | () https://git.kernel.org/stable/c/06dc488a593020bd2f006798557d2a32104d8359 - Patch | |
| References | () https://git.kernel.org/stable/c/0c7c70ff8b696cfedba350411dca736361ef9a0f - Patch | |
| References | () https://git.kernel.org/stable/c/6030f8bd7902e9e276a0edc09bf11979e4e2bc2e - Patch | |
| References | () https://git.kernel.org/stable/c/e99c6873229fe0482e7ceb7d5600e32d623ed9d9 - Patch | |
| CVSS |
v2 : v3 : |
v2 : unknown
v3 : 5.5 |
02 Dec 2024, 14:15
| Type | Values Removed | Values Added |
|---|---|---|
| New CVE |
Published : 2024-12-02 14:15
Updated : 2025-11-03 23:17
NVD link : CVE-2024-53120
Mitre link : CVE-2024-53120
CVE.ORG link : CVE-2024-53120
JSON object : View
NULL Pointer Dereference