Description
Linux kernel before 2.6.16.5 does not properly handle uncanonical return addresses on Intel EM64T CPUs, which reports an exception in the SYSRET instead of the next instruction, which causes the kernel exception handler to run on the user stack with the wrong GS.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- http://support.avaya.com/elmodocs2/security/ASA-2006-161.htm ↗
- https://exchange.xforce.ibmcloud.com/vulnerabilities/25869 ↗
- http://www.redhat.com/support/errata/RHSA-2006-0493.html ↗
- http://www.redhat.com/support/errata/RHSA-2006-0437.html ↗
- http://www.novell.com/linux/security/advisories/2006_42_kernel.html ↗
- http://secunia.com/advisories/19735 ↗
- http://www.vupen.com/english/advisories/2006/2554 ↗
- http://secunia.com/advisories/20716 ↗
- http://lwn.net/Alerts/180820/ ↗
- http://secunia.com/advisories/21745 ↗
- http://www.novell.com/linux/security/advisories/2006_47_kernel.html ↗
- http://secunia.com/advisories/21136 ↗
- http://www.mandriva.com/security/advisories?name=MDKSA-2006:150 ↗
- http://secunia.com/advisories/19639 ↗
- http://www.ubuntu.com/usn/usn-302-1 ↗
- http://secunia.com/advisories/21983 ↗
- http://www.novell.com/linux/security/advisories/2006-05-31.html ↗
- http://www.vupen.com/english/advisories/2006/1390 ↗
- http://support.avaya.com/elmodocs2/security/ASA-2006-180.htm ↗
- http://www.debian.org/security/2006/dsa-1103 ↗
- http://www.securityfocus.com/bid/17541 ↗
- http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.16.5 ↗
- http://www.vupen.com/english/advisories/2006/1475 ↗
- http://www.osvdb.org/24639 ↗
- http://secunia.com/advisories/21498 ↗
- http://secunia.com/advisories/20237 ↗
- http://secunia.com/advisories/20398 ↗
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9732 ↗
- http://www.mandriva.com/security/advisories?name=MDKSA-2006:086 ↗
- http://secunia.com/advisories/20157 ↗
- http://secunia.com/advisories/21179 ↗
- http://secunia.com/advisories/20914 ↗