net: usb: smsc95xx: Limit packet length to skb->len
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
- Partial Red Hat: 4 without a fix
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-401.
Summary
In the Linux kernel, the following vulnerability has been resolved: net: usb: smsc95xx: Limit packet length to skb->len Packet length retrieved from descriptor may be larger than the actual socket buffer length. In such case the cloned skb passed up the network stack will leak kernel memory contents.
Why it matters now
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 | 2.6.28 and later | 4.14.312, 4.19.280, 5.4.240, 5.10.177, 5.15.105, 6.1.22, 6.2.9, 6.3 | Patch available | CNA |
- Linux VendorLinux Affected 2.6.28 and later Fixed in 4.14.312, 4.19.280, 5.4.240, 5.10.177, 5.15.105, 6.1.22, 6.2.9, 6.3 Patch available CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 2.6.28 to before 4.14.312; 4.15 to before 4.19.280; 4.20 to before 5.4.240; 5.5 to before 5.10.177; 5.11 to before 5.15.105; 5.16 to before 6.1.22; 6.2 to before 6.2.9 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:6.3:rc1:*:*:*:*:*:* | 6.3 rc1 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:6.3:rc2:*:*:*:*:*:* | 6.3 rc2 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:6.3:rc3:*:*:*:*:*:* | 6.3 rc3 | Vulnerable | Linux |
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* Versions 2.6.28 to before 4.14.312; 4.15 to before 4.19.280; 4.20 to before 5.4.240; 5.5 to before 5.10.177; 5.11 to before 5.15.105; 5.16 to before 6.1.22; 6.2 to before 6.2.9 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:6.3:rc1:*:*:*:*:*:* Versions 6.3 rc1 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:6.3:rc2:*:*:*:*:*:* Versions 6.3 rc2 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:6.3:rc3:*:*:*:*:*:* Versions 6.3 rc3 Vulnerable ·Linux
Remediation
- Fix · CNA Linux (Linux) Fixed in 4.14.312, 4.19.280, 5.4.240, 5.10.177, 5.15.105, 6.1.22, 6.2.9, 6.3
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 6 | Affected | No fix planned: Out of support scope |
| Red Hat Enterprise Linux 7 | Affected | No fix planned: Out of support scope |
| Red Hat Enterprise Linux 8 | Affected | No fix planned: Out of support scope |
| Red Hat Enterprise Linux 9 | Affected | No fix yet: Fix deferred |
Not affected: 1 product
- Red Hat Enterprise Linux 10
Timeline
- 2026-10-02 Threatist record created from CVE-2023-53062
- 2026-10-03 Alias added: GHSA-fp59-3qqx-4mp6
- 2026-11-05 CISA SSVC decision points changed
References
Patch 8
- https://git.kernel.org/stable/c/733580e268a53db1cd01f2251419da91866378f6
- https://git.kernel.org/stable/c/d3c145a4d24b752c9a1314d5a595014d51471418
- https://git.kernel.org/stable/c/f2111c791d885211714db85f9a06188571c57dd0
- https://git.kernel.org/stable/c/33d1603a38e05886c538129ddfe00bd52d347e7b
- https://git.kernel.org/stable/c/ba6c40227108f8ee428e42eb0337b48ed3001e65
- https://git.kernel.org/stable/c/e041bef1adee02999cf24f9a2e15ed452bc363fe
- https://git.kernel.org/stable/c/70eb25c6a6cde149affe8a587371a3a8ad295ba0
- https://git.kernel.org/stable/c/ff821092cf02a70c2bccd2d19269f01e29aa52cf
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-2023-53062 · CVE Program
- CVE-2023-53062 · NVD
- FIRST EPSS
- GHSA-fp59-3qqx-4mp6 · GitHub Advisory Database · CC BY 4.0
- CVE-2023-53062 · 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