staging: rtl8723bs: fix null dereference in find_network
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: staging: rtl8723bs: fix null dereference in find_network The variable pwlan has the possibility of being NULL when passed into rtw_free_network_nolock() which would later dereference the variable.
Why it matters now
EPSS 0.00128 2nd percentileScored 2026-11-07
Fix Fixed Linux (Linux): 5.10.253, 5.15.202, 6.1.165 +5
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Linux | Linux | 4.12 and later | 5.10.253, 5.15.202, 6.1.165, 6.6.128, 6.12.75, 6.18.16, 6.19.6, 7.0 | Patch available | CNA |
- Linux VendorLinux Affected 4.12 and later Fixed in 5.10.253, 5.15.202, 6.1.165, 6.6.128, 6.12.75, 6.18.16, 6.19.6, 7.0 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 4.12 to before 5.10.253; 5.11 to before 5.15.202; 5.16 to before 6.1.165; 6.2 to before 6.6.128; 6.7 to before 6.12.75; 6.13 to before 6.18.16; 6.19 to before 6.19.6 | Vulnerable | Linux |
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* Versions 4.12 to before 5.10.253; 5.11 to before 5.15.202; 5.16 to before 6.1.165; 6.2 to before 6.6.128; 6.7 to before 6.12.75; 6.13 to before 6.18.16; 6.19 to before 6.19.6 Vulnerable ·Linux
Remediation
- Fix · CNA Linux (Linux) Fixed in 5.10.253, 5.15.202, 6.1.165, 6.6.128, 6.12.75, 6.18.16, 6.19.6, 7.0
Vendor assessments
Red Hat
Not affected: 5 products
- Red Hat Enterprise Linux 10
- 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-2026-43159
- 2026-10-03 Alias added: GHSA-3fch-xpx6-pcr2
References
Patch 8
- https://git.kernel.org/stable/c/3b1d0c9a1f78836d0bce6fdd37f596f22c19b03e
- https://git.kernel.org/stable/c/1aa9c59f4b96a9056c02476c7ca89e96d15e0645
- https://git.kernel.org/stable/c/48b4dec3a8bfd667cd0cd767eaf511176193e9a1
- https://git.kernel.org/stable/c/cc3f83b6fb3773ad943365d1cd774b4ec050332e
- https://git.kernel.org/stable/c/04d24a3654ed195485bc6346a9ef326fc494a34e
- https://git.kernel.org/stable/c/677490a6bd4c63acdf6f48e4aaf6a23d7e6a446f
- https://git.kernel.org/stable/c/7fa16ffed2b9d9d44940990c1f31159770769aeb
- https://git.kernel.org/stable/c/41460a19654c32d39fd0e3a3671cd8d4b7b8479f
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-2026-43159 · CVE Program
- CVE-2026-43159 · NVD
- FIRST EPSS
- GHSA-3fch-xpx6-pcr2 · GitHub Advisory Database · CC BY 4.0
- CVE-2026-43159 · Red Hat security data · CC BY 4.0
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