wifi: libertas: fix memory leak in lbs_init_adapter()
Priority LOW 24CWE-401Published · 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-401.
Summary
In the Linux kernel, the following vulnerability has been resolved: wifi: libertas: fix memory leak in lbs_init_adapter() When kfifo_alloc() failed in lbs_init_adapter(), cmd buffer is not released. Add free memory to processing error path.
Why it matters now
EPSS 0.00159 5th percentileScored 2026-11-07
Fix Fixed Linux (Linux): 4.14.308, 4.19.276, 5.4.235 +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 | 2.6.26 and later | 4.14.308, 4.19.276, 5.4.235, 5.10.173, 5.15.99, 6.1.16, 6.2.3, 6.3 | Patch available | CNA |
- Linux VendorLinux Affected 2.6.26 and later Fixed in 4.14.308, 4.19.276, 5.4.235, 5.10.173, 5.15.99, 6.1.16, 6.2.3, 6.3 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 2.6.26 to before 4.14.308; 4.15 to before 4.19.276; 4.20 to before 5.4.235; 5.5 to before 5.10.173; 5.11 to before 5.15.99; 5.16 to before 6.1.16; 6.2 to before 6.2.3 | Vulnerable | Linux |
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* Versions 2.6.26 to before 4.14.308; 4.15 to before 4.19.276; 4.20 to before 5.4.235; 5.5 to before 5.10.173; 5.11 to before 5.15.99; 5.16 to before 6.1.16; 6.2 to before 6.2.3 Vulnerable ·Linux
Remediation
- Fix · CNA Linux (Linux) Fixed in 4.14.308, 4.19.276, 5.4.235, 5.10.173, 5.15.99, 6.1.16, 6.2.3, 6.3
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-2022-50294
- 2026-10-03 Alias added: GHSA-2hf5-vj7w-qq52
References
Patch 8
- https://git.kernel.org/stable/c/4c102ad59bfa66c0f6662af64fa3b9007b02c20f
- https://git.kernel.org/stable/c/98e0ff6980c89239d9e5d3da90d791c2383dc23a
- https://git.kernel.org/stable/c/23b34e08de5c2380414c9d3c33e8235094bcccae
- https://git.kernel.org/stable/c/9c8f50c7433bdfba1588831c413136ecc3f29f99
- https://git.kernel.org/stable/c/037f84c0bfae5c436c651d0e804264e2648010ec
- https://git.kernel.org/stable/c/653d13a73e498d0bb6aeaf689aaa960defa7878b
- https://git.kernel.org/stable/c/d46c33f667b05c22bc5c5b69aa730349c4b6fe31
- https://git.kernel.org/stable/c/16a03958618fb91bb1bc7077cf3211055162cc2f
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-2022-50294 · CVE Program
- CVE-2022-50294 · NVD
- FIRST EPSS
- GHSA-2hf5-vj7w-qq52 · GitHub Advisory Database · CC BY 4.0
- CVE-2022-50294 · 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