nfc: nci: fix possible NULL pointer dereference in send_acknowledge()
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: nfc: nci: fix possible NULL pointer dereference in send_acknowledge() Handle memory allocation failure from nci_skb_alloc() (calling alloc_skb()) to avoid possible NULL pointer dereference.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00207 10th percentileScored 2026-11-07
Fix Fixed Linux (Linux): 4.14.328, 4.19.297, 5.4.259 +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 | 3.11 and later | 4.14.328, 4.19.297, 5.4.259, 5.10.199, 5.15.137, 6.1.60, 6.5.9, 6.6 | Patch available | CNA |
- Linux VendorLinux Affected 3.11 and later Fixed in 4.14.328, 4.19.297, 5.4.259, 5.10.199, 5.15.137, 6.1.60, 6.5.9, 6.6 Patch available CNA
CPE configurations NVD · 7
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 3.11 to before 4.14.328; 4.15 to before 4.19.297; 4.20 to before 5.4.259; 5.5 to before 5.10.199; 5.11 to before 5.15.137; 5.16 to before 6.1.60; 6.2 to before 6.5.9 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:6.6:rc1:*:*:*:*:*:* | 6.6 rc1 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:6.6:rc2:*:*:*:*:*:* | 6.6 rc2 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:6.6:rc3:*:*:*:*:*:* | 6.6 rc3 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:6.6:rc4:*:*:*:*:*:* | 6.6 rc4 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:6.6:rc5:*:*:*:*:*:* | 6.6 rc5 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:6.6:rc6:*:*:*:*:*:* | 6.6 rc6 | Vulnerable | Linux |
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* Versions 3.11 to before 4.14.328; 4.15 to before 4.19.297; 4.20 to before 5.4.259; 5.5 to before 5.10.199; 5.11 to before 5.15.137; 5.16 to before 6.1.60; 6.2 to before 6.5.9 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:6.6:rc1:*:*:*:*:*:* Versions 6.6 rc1 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:6.6:rc2:*:*:*:*:*:* Versions 6.6 rc2 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:6.6:rc3:*:*:*:*:*:* Versions 6.6 rc3 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:6.6:rc4:*:*:*:*:*:* Versions 6.6 rc4 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:6.6:rc5:*:*:*:*:*:* Versions 6.6 rc5 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:6.6:rc6:*:*:*:*:*:* Versions 6.6 rc6 Vulnerable ·Linux
Remediation
- Fix · CNA Linux (Linux) Fixed in 4.14.328, 4.19.297, 5.4.259, 5.10.199, 5.15.137, 6.1.60, 6.5.9, 6.6
Vendor assessments
Red Hat
Red Hat rating: Moderate. 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-2023-52919
- 2026-10-03 Alias added: GHSA-5hvv-8hjx-72f5
References
Patch 8
- https://git.kernel.org/stable/c/2b2edf089df3a69f0072c6e71563394c5a94e62e
- https://git.kernel.org/stable/c/5622592f8f74ae3e594379af02e64ea84772d0dd
- https://git.kernel.org/stable/c/76050b0cc5a72e0c7493287b7e18e1cb9e3c4612
- https://git.kernel.org/stable/c/c95fa5b20fe03609e0894656fa43c18045b5097e
- https://git.kernel.org/stable/c/ffdc881f68073ff86bf21afb9bb954812e8278be
- https://git.kernel.org/stable/c/d7dbdbe3800a908eecd4975c31be47dd45e2104a
- https://git.kernel.org/stable/c/bb6cacc439ddd2cd51227ab193f4f91cfc7f014f
- https://git.kernel.org/stable/c/7937609cd387246aed994e81aa4fa951358fba41
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- 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
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- 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-2023-52919 · CVE Program
- CVE-2023-52919 · NVD
- FIRST EPSS
- GHSA-5hvv-8hjx-72f5 · GitHub Advisory Database · CC BY 4.0
- CVE-2023-52919 · 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