soc: qcom: llcc: Handle a second device without data corruption
Priority LOW 31Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA.
Summary
In the Linux kernel, the following vulnerability has been resolved: soc: qcom: llcc: Handle a second device without data corruption Usually there is only one llcc device. But if there were a second, even a failed probe call would modify the global drv_data pointer. So check if drv_data is valid before overwriting it.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00227 13th percentileScored 2026-11-07
Fix Fixed Linux (Linux): 5.4.261, 5.10.201, 5.15.139 +4
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Linux | Linux | 4.19 and later | 5.4.261, 5.10.201, 5.15.139, 6.1.63, 6.5.12, 6.6.2, 6.7 | Patch available | CNA |
- Linux VendorLinux Affected 4.19 and later Fixed in 5.4.261, 5.10.201, 5.15.139, 6.1.63, 6.5.12, 6.6.2, 6.7 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 4.19 to before 5.4.261; 5.5 to before 5.10.201; 5.11 to before 5.15.139; 5.16 to before 6.1.63; 6.2 to before 6.5.12; 6.6 to before 6.6.2 | Vulnerable | Linux |
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* Versions 4.19 to before 5.4.261; 5.5 to before 5.10.201; 5.11 to before 5.15.139; 5.16 to before 6.1.63; 6.2 to before 6.5.12; 6.6 to before 6.6.2 Vulnerable ·Linux
Remediation
- Fix · CNA Linux (Linux) Fixed in 5.4.261, 5.10.201, 5.15.139, 6.1.63, 6.5.12, 6.6.2, 6.7
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
Not affected: 4 products
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9
Timeline
- 2026-10-02 Threatist record created from CVE-2023-52871
- 2026-10-03 Alias added: GHSA-w492-g7j4-gr3w
References
Patch 7
- https://git.kernel.org/stable/c/cc1a1dcb411fe224f48553cfdcdfe6e61395b69c
- https://git.kernel.org/stable/c/5e5b85ea0f4bc484bfe4cc73ead51fa48d2366a0
- https://git.kernel.org/stable/c/995ee1e84e8db7fa5dcdde7dfe0bd7bb6f9bbb8c
- https://git.kernel.org/stable/c/f0ef883cae309bc5e8cdfcdbc1b4822732ce20a8
- https://git.kernel.org/stable/c/3565684309e54fa998ea27f37028d67cc3e1dff2
- https://git.kernel.org/stable/c/1143bfb9b055897975aeaea254da148e19524493
- https://git.kernel.org/stable/c/f1a1bc8775b26345aba2be278118999e7f661d3d
More Linux Kernel vulnerabilities
- TI-2025-26358 tls: fix handling of zero-length records on the rx_list KEVCVSS 3.1CRITICAL 9.8
- TI-2026-38352 netfilter: bridge: make ebt_snat ARP rewrite writable KEVCVSS 3.1HIGH 8.8
- TI-2013-05264 The (1) get_user and (2) put_user API functions in the Linux kernel before 3.5.5 on the… KEVCVSS 3.1HIGH 8.8
- TI-2022-00125 Integer overflow in kernel KEVCVSS 3.1HIGH 8.4
- TI-2013-01864 The perf_swevent_init function in kernel/events/core.c in the Linux kernel before 3.8.9… KEVCVSS 3.1HIGH 8.4
- TI-2021-05514 Heap Out-Of-Bounds Write in Netfilter IP6T_SO_SET_REPLACE KEVCVSS 3.1HIGH 8.3
Sources
- CVE-2023-52871 · CVE Program
- CVE-2023-52871 · NVD
- FIRST EPSS
- GHSA-w492-g7j4-gr3w · GitHub Advisory Database · CC BY 4.0
- CVE-2023-52871 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences