The vsock_stream_sendmsg function in net/vmw_vsock/af_vsock.c in the Linux kernel before…
Priority LOW 23CWE-200Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- Complete · None · None
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-200.
Summary
The vsock_stream_sendmsg function in net/vmw_vsock/af_vsock.c in the Linux kernel before 3.9-rc7 does not initialize a certain length variable, which allows local users to obtain sensitive information from kernel stack memory via a crafted recvmsg or recvfrom system call.
Why it matters now
EPSS 0.00388 33rd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
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 |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:rc6:*:*:*:*:*:* | up to 3.9 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:3.9:rc1:*:*:*:*:*:* | 3.9 rc1 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:3.9:rc2:*:*:*:*:*:* | 3.9 rc2 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:3.9:rc3:*:*:*:*:*:* | 3.9 rc3 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:3.9:rc4:*:*:*:*:*:* | 3.9 rc4 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:3.9:rc5:*:*:*:*:*:* | 3.9 rc5 | Vulnerable | Linux |
- cpe:2.3:o:linux:linux_kernel:*:rc6:*:*:*:*:*:* Versions up to 3.9 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:3.9:rc1:*:*:*:*:*:* Versions 3.9 rc1 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:3.9:rc2:*:*:*:*:*:* Versions 3.9 rc2 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:3.9:rc3:*:*:*:*:*:* Versions 3.9 rc3 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:3.9:rc4:*:*:*:*:*:* Versions 3.9 rc4 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:3.9:rc5:*:*:*:*:*:* Versions 3.9 rc5 Vulnerable ·Linux
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
Not affected: 3 products
- Red Hat Enterprise Linux 5
- Red Hat Enterprise Linux 6
- Red Hat Enterprise MRG 2
Timeline
- 2026-10-02 Threatist record created from CVE-2013-3237
- 2026-10-03 Alias added: GHSA-p58m-x6g6-54jx
References
Advisory 2
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-2013-3237 · CVE Program
- CVE-2013-3237 · NVD
- FIRST EPSS
- GHSA-p58m-x6g6-54jx · GitHub Advisory Database · CC BY 4.0
- CVE-2013-3237 · 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