CVE-2011-4326

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2011-4326
The udp6_ufo_fragment function in net/ipv6/udp.c in the Linux kernel before 2.6.39, when a certain UDP Fragmentation Offload (UFO) configuration is enabled, allows remote attackers to cause a denial of service (system crash) by sending fragmented IPv6 UDP packets to a bridge device.

7.1 /10

CVSS v2.0 : HIGH

V2 Legend

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

Exploitability : 8.6 / Impact : 6.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

References
Link Resource
http://downloads.avaya.com/css/P8/documents/100156038 Third Party Advisory
http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39 Broken Link
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=a9cf73ea7ff78f52662c8658d93c226effbbedde
http://www.openwall.com/lists/oss-security/2011/11/21/10 Mailing List
http://www.securityfocus.com/bid/50751 Third Party Advisory VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=682066 Exploit Issue Tracking Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=755584 Issue Tracking Third Party Advisory
https://github.com/torvalds/linux/commit/a9cf73ea7ff78f52662c8658d93c226effbbedde Patch Third Party Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

Configuration 2 (hide)

AND
cpe:2.3:o:avaya:96x1_ip_deskphone_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:avaya:96x1_ip_deskphone:-:*:*:*:*:*:*:*
History

13 Feb 2023, 01:21

Type Values Removed Values Added
References
  • {'url': 'https://access.redhat.com/errata/RHSA-2011:1465', 'name': 'https://access.redhat.com/errata/RHSA-2011:1465', 'tags': [], 'refsource': 'MISC'}
  • {'url': 'https://access.redhat.com/errata/RHSA-2012:0010', 'name': 'https://access.redhat.com/errata/RHSA-2012:0010', 'tags': [], 'refsource': 'MISC'}
  • {'url': 'https://access.redhat.com/security/cve/CVE-2011-4326', 'name': 'https://access.redhat.com/security/cve/CVE-2011-4326', 'tags': [], 'refsource': 'MISC'}
Summary CVE-2011-4326 kernel: wrong headroom check in udp6_ufo_fragment() The udp6_ufo_fragment function in net/ipv6/udp.c in the Linux kernel before 2.6.39, when a certain UDP Fragmentation Offload (UFO) configuration is enabled, allows remote attackers to cause a denial of service (system crash) by sending fragmented IPv6 UDP packets to a bridge device.

02 Feb 2023, 18:15

Type Values Removed Values Added
Summary The udp6_ufo_fragment function in net/ipv6/udp.c in the Linux kernel before 2.6.39, when a certain UDP Fragmentation Offload (UFO) configuration is enabled, allows remote attackers to cause a denial of service (system crash) by sending fragmented IPv6 UDP packets to a bridge device. CVE-2011-4326 kernel: wrong headroom check in udp6_ufo_fragment()
References
  • {'url': 'http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a9cf73ea7ff78f52662c8658d93c226effbbedde', 'name': 'http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a9cf73ea7ff78f52662c8658d93c226effbbedde', 'tags': ['Patch', 'Vendor Advisory'], 'refsource': 'CONFIRM'}
  • (MISC) https://access.redhat.com/errata/RHSA-2011:1465 -
  • (MISC) http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=a9cf73ea7ff78f52662c8658d93c226effbbedde -
  • (MISC) https://access.redhat.com/errata/RHSA-2012:0010 -
  • (MISC) https://access.redhat.com/security/cve/CVE-2011-4326 -
Information

Published : 2012-05-17 11:00

Updated : 2023-12-10 11:16

NVD link : CVE-2011-4326

Mitre link : CVE-2011-4326

CVE.ORG link : CVE-2011-4326

JSON object : View

Products Affected

linux

  • linux_kernel

avaya

  • 96x1_ip_deskphone_firmware
  • 96x1_ip_deskphone
CWE
CWE-399

Resource Management Errors