CVE-2024-53120
mediumpriority · track · 22EPSS 0.007 · 51 %ileDEEURUUSEPSS · scored 2026-10-27
In 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>
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5.1–7.5
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (49)
Products and version ranges known to be affected.
advisories (1)
Vendor and ecosystem advisories describing this.
- WID-SEC-W-2024-3575Linux Kernel: Mehrere Schwachstellen ermöglichen Denial of ServiceDeutsch2024-12-02csaf · cert_bundDE
Ein lokaler Angreifer kann mehrere Schwachstellen im Linux Kernel ausnutzen, um einen Denial of Service Angriff durchzuführen.
also known as (4)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (16)
External citations — patches, advisories, analysis.
- https://access.redhat.com/security/cve/cve-2024-53120cnnvd
- https://git.kernel.org/stable/c/06dc488a593020bd2f006798557d2a32104d8359cnnvd
- https://git.kernel.org/stable/c/0c7c70ff8b696cfedba350411dca736361ef9a0fcnnvd
- https://git.kernel.org/stable/c/6030f8bd7902e9e276a0edc09bf11979e4e2bc2ecnnvd
- https://git.kernel.org/stable/c/e99c6873229fe0482e7ceb7d5600e32d623ed9d9cnnvd
- https://git.kernel.org/stable/c/06dc488a593020bd2f006798557d2a32104d8359enisa_euvd
- https://git.kernel.org/stable/c/0c7c70ff8b696cfedba350411dca736361ef9a0fenisa_euvd
- https://git.kernel.org/stable/c/6030f8bd7902e9e276a0edc09bf11979e4e2bc2eenisa_euvd
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