CVE-2011-2022

Home/CVE/The agp_generic_remove_memory function in drivers/char/agp/generic.c in the Linux kernel before 2.6.38.5 does not valida

CVE

The agp_generic_remove_memory function in drivers/char/agp/generic.c in the Linux kernel before 2.6.38.5 does not valida

The agp_generic_remove_memory function in drivers/char/agp/generic.c in the Linux kernel before 2.6.38.5 does not validate a certain start parameter, which allows local users to gain privileges or cause a denial of service (system crash) via a crafted AGPIOC_UNBIND agp_ioctl ioctl call, a different vulnerability than CVE-2011-1745.

MEDIUM · CVSS 6.9 EPSS 0.00043

Monitor

No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence

Sigma rules0 YARA rules0

⬡

Weakness Classification

CWE-20Improper Input Validation

▤

Affected Products & Versions

linux kernel< 2.6.38.5
redhat enterprise linuxall versions
redhat enterprise linux ausall versions
redhat enterprise linux desktopall versions
redhat enterprise linux eusall versions
redhat enterprise linux serverall versions
redhat enterprise linux workstationall versions

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Scoring & Timeline

6.9

MEDIUM · CVSS v2 (legacy) · cve@mitre.org

View on NVD

This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.

v2 Vector

AV:L/AC:M/Au:N/C:C/I:C/A:C

Published to NVD09 May 2011 · 07:55 PM

⚑

Vendor Advisories

usnUSN-1212-1
usnUSN-1202-1
usnUSN-1187-1
rhsaRHSA-2011:1350Moderate
usnUSN-1170-1
Show all 14 vendor advisoriesusnUSN-1168-1
usnUSN-1167-1
usnUSN-1161-1
usnUSN-1159-1
rhsaRHSA-2011:0927Moderate
usnUSN-1164-1
usnUSN-1162-1
usnUSN-1160-1
rhsaRHSA-2011:1253Important

🔗

References & Sources

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git

http://openwall.com/lists/oss-security/2011/04/21/4Mailing ListPatchThird Party Advisory

http://openwall.com/lists/oss-security/2011/04/22/7Mailing ListPatchThird Party Advisory

http://rhn.redhat.com/errata/RHSA-2011-0927.htmlThird Party Advisory

http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.38.5Release NotesVendor Advisory

http://www.securityfocus.com/bid/47843Third Party AdvisoryVDB Entry

Show all 8 references

https://bugzilla.redhat.com/show_bug.cgi?id=698996Issue TrackingPatchThird Party Advisory

https://lkml.org/lkml/2011/4/14/293PatchThird Party Advisory

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