drm/amd/display: Avoid NULL dereference of timing generator
Priority LOW 24CWE-476Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-476.
Summary
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Avoid NULL dereference of timing generator [Why & How] Check whether assigned timing generator is NULL or not before accessing its funcs to prevent NULL dereference.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0024 15th percentileScored 2026-11-07
Fix Fixed Linux (Linux): 4.19.300, 5.4.262, 5.10.202 +5
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 | 4.15 and later | 4.19.300, 5.4.262, 5.10.202, 5.15.140, 6.1.64, 6.5.13, 6.6.3, 6.7 | Patch available | CNA |
- Linux VendorLinux Affected 4.15 and later Fixed in 4.19.300, 5.4.262, 5.10.202, 5.15.140, 6.1.64, 6.5.13, 6.6.3, 6.7 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | before 4.19.300; 4.20 to before 5.4.262; 5.5 to before 5.10.202; 5.11 to before 5.15.140; 5.16 to before 6.1.64; 6.2 to before 6.5.13; 6.6 to before 6.6.3 | Vulnerable | Linux |
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* Versions before 4.19.300; 4.20 to before 5.4.262; 5.5 to before 5.10.202; 5.11 to before 5.15.140; 5.16 to before 6.1.64; 6.2 to before 6.5.13; 6.6 to before 6.6.3 Vulnerable ·Linux
Remediation
- Fix · CNA Linux (Linux) Fixed in 4.19.300, 5.4.262, 5.10.202, 5.15.140, 6.1.64, 6.5.13, 6.6.3, 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-2023-52753
- 2026-10-03 Alias added: GHSA-qgpm-jg9j-h3fq
References
Patch 8
- https://git.kernel.org/stable/c/09909f515032fa80b921fd3118efe66b185d10fd
- https://git.kernel.org/stable/c/eac3e4760aa12159f7f5475d55a67b7933abc195
- https://git.kernel.org/stable/c/79b6a90f4f2433312154cd68452b0ba501fa74db
- https://git.kernel.org/stable/c/4e497f1acd99075b13605b2e7fa0cba721a2cfd9
- https://git.kernel.org/stable/c/8a06894666e0b462c9316b26ab615cefdd0d676c
- https://git.kernel.org/stable/c/6d8653b1a7a8dc938b566ae8c4f373b36e792c68
- https://git.kernel.org/stable/c/df8bc953eed72371e43ca407bd063507f760cf89
- https://git.kernel.org/stable/c/b1904ed480cee3f9f4036ea0e36d139cb5fee2d6
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- 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-2023-52753 · CVE Program
- CVE-2023-52753 · NVD
- FIRST EPSS
- GHSA-qgpm-jg9j-h3fq · GitHub Advisory Database · CC BY 4.0
- CVE-2023-52753 · 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