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kernel: nl80211: missing check for valid SSID size in scan operations

🗓️ 13 Dec 2011 21:27:00Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 2 Views

Kernel nl80211 scan overflow from SSID size; local privilege escalation with CAP_NET_ADMIN on kernels before 2.6.39.2.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux5.6i686kernel0:2.6.18-238.31.1.el5kernel-0:2.6.18-238.31.1.el5.i686.rpm
Red Hat Enterprise Linux5.6ia64kernel0:2.6.18-238.31.1.el5kernel-0:2.6.18-238.31.1.el5.ia64.rpm
Red Hat Enterprise Linux5.6ppc64kernel0:2.6.18-238.31.1.el5kernel-0:2.6.18-238.31.1.el5.ppc64.rpm
Red Hat Enterprise Linux5.6s390xkernel0:2.6.18-238.31.1.el5kernel-0:2.6.18-238.31.1.el5.s390x.rpm
Red Hat Enterprise Linux5.6x86_64kernel0:2.6.18-238.31.1.el5kernel-0:2.6.18-238.31.1.el5.x86_64.rpm
Red Hat Enterprise Linux5.6i686kernel-pae0:2.6.18-238.31.1.el5kernel-PAE-0:2.6.18-238.31.1.el5.i686.rpm
Red Hat Enterprise Linux5.6i686kernel-pae-debuginfo0:2.6.18-238.31.1.el5kernel-PAE-debuginfo-0:2.6.18-238.31.1.el5.i686.rpm
Red Hat Enterprise Linux5.6i686kernel-pae-devel0:2.6.18-238.31.1.el5kernel-PAE-devel-0:2.6.18-238.31.1.el5.i686.rpm
Red Hat Enterprise Linux5.6i686kernel-debug0:2.6.18-238.31.1.el5kernel-debug-0:2.6.18-238.31.1.el5.i686.rpm
Red Hat Enterprise Linux5.6ia64kernel-debug0:2.6.18-238.31.1.el5kernel-debug-0:2.6.18-238.31.1.el5.ia64.rpm
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18 Feb 2026 16:54Current
7.2High risk
Vulners AI Score7.2
CVSS 27.2
EPSS0.00377
2