Reference page — cumulative record through Wednesday, August 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.
Linux Linux — net/mlx5e: CT: Fix null-ptr-deref in add rule err flow
AV AC PR UI S C I A CVSS EPSS %ile KEV
L L L N U N N H 5.5 .0066 48.7 —
AFFECTED
Product Versions Fixed
Linux 7fac5c2eced36f335ee19ff316bd3182fbeda823 – —
Linux 5.14 – 5.15.174
TIMELINE
Nov 19 Reserved by Linux
Dec 2 Published (CNA: Linux)
Aug 4 RESCORED — CVE-2024-53120 (Linux). CVSS 7.5 → 5.5 (NVD).
Description
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>
Lifecycle
Complete event history — 3 events, chronological
| Date | Event | Detail |
| November 19, 2024 | Reserved | Reserved by Linux |
| December 2, 2024 | Published | Published (CNA: Linux) |
| August 4, 2026 | RESCORED | RESCORED — CVE-2024-53120 (Linux). CVSS 7.5 → 5.5 (NVD). |
Affected
Affected products and packages — 2 rows
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
| Linux | Linux | — | 7fac5c2eced36f335ee19ff316bd3182fbeda823 | — |
| Linux | Linux | — | 5.14 | 5.15.174 |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2024-53120 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Wednesday, August 19, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.