PT-2011-1077 · Linux+2 · Linux Kernel+2

Vasiliy Kulikov · Published 2011-03-01 · Updated 2023-02-13 · CVE-2011-1745

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 2.6.38.5 SUSE Linux Enterprise kernel-kdumppae (affected versions not specified)

Description The issue concerns an integer overflow in the Linux kernel, specifically in the agp generic insert memory function, allowing local users to potentially gain privileges or cause a system crash through a crafted AGPIOC BIND agp ioctl ioctl call. Additionally, there are multiple vulnerabilities in the SUSE Linux Enterprise kernel-kdumppae package that can be exploited remotely, leading to a disruption in the availability of protected information.

Recommendations For Linux kernel versions prior to 2.6.38.5, update to version 2.6.38.5 or later to resolve the issue. For SUSE Linux Enterprise kernel-kdumppae, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

RCE

Integer Overflow

Weakness Enumeration

CWE-20

CWE-190

Related Identifiers

BDU:2015-04607

CVE-2011-1745

DSA-2240-1

DSA-2264-1

RHSA-2011:0927

RHSA-2011:1253

RHSA-2011:1350

RHSA-2011_0927

RHSA-2011_1350

Affected Products

Linux Kernel

Red Hat

Suse Linux Enterprise Kernel-Kdumppae

References · 16

• https://lkml.org/lkml/2011/4/14/293 · Patch
• http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.38.5 · Vendor Advisory
• https://bugzilla.redhat.com/show_bug.cgi?id=698996 · Patch
• http://openwall.com/lists/oss-security/2011/04/22/7 · Patch
• https://bdu.fstec.ru/vul/2015-04607 · Security Note
• http://rhn.redhat.com/errata/RHSA-2011-0927.html · Vendor Advisory
• https://linux.oracle.com/errata/ELSA-2011-1350.html · Vendor Advisory
• http://openwall.com/lists/oss-security/2011/04/21/4 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2011-1745 · Security Note
• https://github.com/torvalds/linux/commit/982134ba62618c2d69fbbbd166d0a11ee3b7e3d8 · Note
• https://github.com/torvalds/linux/commit/4ff67b720c02c36e54d55b88c2931879b7db1cd2 · Note
• http://groups.google.com/group/fa.linux.kernel/msg/4a28ecb7f755a88d?dmode=source · Note
• https://suse.com/support/security/advisories/2011_34_kernel.html · Note
• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=194b3da873fd334ef183806db751473512af29ce · Note
• http://securityfocus.com/bid/47534 · Note