The agp subsystem in the Linux kernel 2.6.38.5 and earlier does not properly restrict…
Priority LOW 22CWE-399Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-399 and the CVSS impact.
Summary
The agp subsystem in the Linux kernel 2.6.38.5 and earlier does not properly restrict memory allocation by the (1) AGPIOC_RESERVE and (2) AGPIOC_ALLOCATE ioctls, which allows local users to cause a denial of service (memory consumption) by making many calls to these ioctls.
Why it matters now
EPSS 0.00429 37th 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
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Not affected: 4 products
- Red Hat Enterprise Linux 4
- Red Hat Enterprise Linux 5
- Red Hat Enterprise Linux 6
- Red Hat Enterprise MRG 2
Timeline
- 2026-10-02 Threatist record created from CVE-2011-1747
- 2026-10-03 Alias added: GHSA-pfg6-c632-pwgh
References
Advisory 9
- [oss-security] 20110422 Re: CVE request: kernel: buffer overflow and DoS issues in agp
- [oss-security] 20110422 Re: CVE request: kernel: buffer overflow and DoS issues in agp
- [oss-security] 20110421 CVE request: kernel: buffer overflow and DoS issues in agp
- [oss-security] 20110422 Re: CVE request: kernel: buffer overflow and DoS issues in agp
- https://bugzilla.redhat.com/show_bug.cgi?id=698999
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.38.5
- [oss-security] 20110422 Re: CVE request: kernel: buffer overflow and DoS issues in agp
- [linux-kernel] 20110414 [PATCH] char: agp: fix OOM and buffer overflow
- [oss-security] 20110422 Re: CVE request: kernel: buffer overflow and DoS issues in agp
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-2011-1747 · CVE Program
- CVE-2011-1747 · NVD
- FIRST EPSS
- GHSA-pfg6-c632-pwgh · GitHub Advisory Database · CC BY 4.0
- CVE-2011-1747 · 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