The VFAT compat ioctls in the Linux kernel before 2.6.21.2, when run on a 64-bit system, allow local users to corrupt a kernel_dirent struct and cause a denial of service (system crash) via unknown vectors.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Linux_kernel | Linux | 2.6.21.1 (including) | 2.6.21.1 (including) |
| Red Hat Enterprise Linux 4 | RedHat | kernel-0:2.6.9-55.0.12.EL | * |
| Red Hat Enterprise Linux 5 | RedHat | kernel-0:2.6.18-8.1.10.el5 | * |
| Linux-source-2.6.15 | Ubuntu | dapper | * |
| Linux-source-2.6.17 | Ubuntu | edgy | * |
| Linux-source-2.6.20 | Ubuntu | feisty | * |
References
- http://osvdb.org/35926
- http://secunia.com/advisories/25505
- http://secunia.com/advisories/26133
- http://secunia.com/advisories/26139
- http://secunia.com/advisories/26760
- http://secunia.com/advisories/27436
- http://secunia.com/advisories/27747
- http://secunia.com/advisories/28626
- http://support.avaya.com/elmodocs2/security/ASA-2007-474.htm
- http://www.debian.org/security/2008/dsa-1479
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.21.2
- http://www.redhat.com/support/errata/RHSA-2007-0705.html
- http://www.redhat.com/support/errata/RHSA-2007-0939.html
- http://www.securityfocus.com/bid/24134
- http://www.ubuntu.com/usn/usn-486-1
- http://www.ubuntu.com/usn/usn-489-1
- http://www.ubuntu.com/usn/usn-510-1
- http://www.vupen.com/english/advisories/2007/2023
- https://exchange.xforce.ibmcloud.com/vulnerabilities/34669
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11674
- http://osvdb.org/35926
- http://secunia.com/advisories/25505
- http://secunia.com/advisories/26133
- http://secunia.com/advisories/26139
- http://secunia.com/advisories/26760
- http://secunia.com/advisories/27436
- http://secunia.com/advisories/27747
- http://secunia.com/advisories/28626
- http://support.avaya.com/elmodocs2/security/ASA-2007-474.htm
- http://www.debian.org/security/2008/dsa-1479
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.21.2
- http://www.redhat.com/support/errata/RHSA-2007-0705.html
- http://www.redhat.com/support/errata/RHSA-2007-0939.html
- http://www.securityfocus.com/bid/24134
- http://www.ubuntu.com/usn/usn-486-1
- http://www.ubuntu.com/usn/usn-489-1
- http://www.ubuntu.com/usn/usn-510-1
- http://www.vupen.com/english/advisories/2007/2023
- https://exchange.xforce.ibmcloud.com/vulnerabilities/34669
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11674