Debian Security Advisory
DSA-1862-1 linux-2.6 -- privilege escalation
- Date Reported:
- 14 Aug 2009
- Affected Packages:
- linux-2.6
- Vulnerable:
- Yes
- Security database references:
- In Mitre's CVE dictionary: CVE-2009-2692.
- More information:
-
A vulnerability has been discovered in the Linux kernel that may lead to privilege escalation. The Common Vulnerabilities and Exposures project identifies the following problem:
- CVE-2009-2692
Tavis Ormandy and Julien Tinnes discovered an issue with how the sendpage function is initialized in the proto_ops structure. Local users can exploit this vulnerability to gain elevated privileges.
For the oldstable distribution (etch), this problem will be fixed in updates to linux-2.6 and linux-2.6.24.
For the stable distribution (lenny), this problem has been fixed in version 2.6.26-17lenny2.
We recommend that you upgrade your linux-2.6 and user-mode-linux packages.
Note: Debian carefully tracks all known security issues across every linux kernel package in all releases under active security support. However, given the high frequency at which low-severity security issues are discovered in the kernel and the resource requirements of doing an update, updates for lower priority issues will normally not be released for all kernels at the same time. Rather, they will be released in a staggered or "leap-frog" fashion.
- CVE-2009-2692
- Fixed in:
-
Debian GNU/Linux 5.0 (lenny)
- Source:
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-2.6_2.6.26-17lenny2.dsc
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-2.6_2.6.26.orig.tar.gz
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-2.6_2.6.26-17lenny2.diff.gz
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-2.6_2.6.26.orig.tar.gz
- Architecture-independent component:
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-source-2.6.26_2.6.26-17lenny2_all.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-manual-2.6.26_2.6.26-17lenny2_all.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-tree-2.6.26_2.6.26-17lenny2_all.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-doc-2.6.26_2.6.26-17lenny2_all.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-patch-debian-2.6.26_2.6.26-17lenny2_all.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-support-2.6.26-2_2.6.26-17lenny2_all.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-manual-2.6.26_2.6.26-17lenny2_all.deb
- Alpha:
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-image-2.6.26-2-alpha-smp_2.6.26-17lenny2_alpha.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-alpha-smp_2.6.26-17lenny2_alpha.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-image-2.6.26-2-alpha-legacy_2.6.26-17lenny2_alpha.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-libc-dev_2.6.26-17lenny2_alpha.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-alpha-generic_2.6.26-17lenny2_alpha.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-alpha-legacy_2.6.26-17lenny2_alpha.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-image-2.6.26-2-alpha-generic_2.6.26-17lenny2_alpha.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-all-alpha_2.6.26-17lenny2_alpha.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-all_2.6.26-17lenny2_alpha.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-common_2.6.26-17lenny2_alpha.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-alpha-smp_2.6.26-17lenny2_alpha.deb
- AMD64:
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-image-2.6.26-2-openvz-amd64_2.6.26-17lenny2_amd64.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-image-2.6.26-2-amd64_2.6.26-17lenny2_amd64.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-all-amd64_2.6.26-17lenny2_amd64.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-common-xen_2.6.26-17lenny2_amd64.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/xen-linux-system-2.6.26-2-xen-amd64_2.6.26-17lenny2_amd64.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-amd64_2.6.26-17lenny2_amd64.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-libc-dev_2.6.26-17lenny2_amd64.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-common_2.6.26-17lenny2_amd64.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-all_2.6.26-17lenny2_amd64.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-common-vserver_2.6.26-17lenny2_amd64.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-image-2.6.26-2-xen-amd64_2.6.26-17lenny2_amd64.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-common-openvz_2.6.26-17lenny2_amd64.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-vserver-amd64_2.6.26-17lenny2_amd64.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-image-2.6.26-2-vserver-amd64_2.6.26-17lenny2_amd64.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-xen-amd64_2.6.26-17lenny2_amd64.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-modules-2.6.26-2-xen-amd64_2.6.26-17lenny2_amd64.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-openvz-amd64_2.6.26-17lenny2_amd64.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-image-2.6.26-2-amd64_2.6.26-17lenny2_amd64.deb
- ARM EABI:
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-image-2.6.26-2-orion5x_2.6.26-17lenny2_armel.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-all_2.6.26-17lenny2_armel.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-image-2.6.26-2-ixp4xx_2.6.26-17lenny2_armel.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-all-armel_2.6.26-17lenny2_armel.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-common_2.6.26-17lenny2_armel.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-image-2.6.26-2-iop32x_2.6.26-17lenny2_armel.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-iop32x_2.6.26-17lenny2_armel.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-image-2.6.26-2-versatile_2.6.26-17lenny2_armel.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-orion5x_2.6.26-17lenny2_armel.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-ixp4xx_2.6.26-17lenny2_armel.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-libc-dev_2.6.26-17lenny2_armel.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-versatile_2.6.26-17lenny2_armel.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-all_2.6.26-17lenny2_armel.deb
- HP Precision:
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-parisc_2.6.26-17lenny2_hppa.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-parisc-smp_2.6.26-17lenny2_hppa.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-image-2.6.26-2-parisc_2.6.26-17lenny2_hppa.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-image-2.6.26-2-parisc64_2.6.26-17lenny2_hppa.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-all-hppa_2.6.26-17lenny2_hppa.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-all_2.6.26-17lenny2_hppa.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-common_2.6.26-17lenny2_hppa.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-parisc64_2.6.26-17lenny2_hppa.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-image-2.6.26-2-parisc64-smp_2.6.26-17lenny2_hppa.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-parisc64-smp_2.6.26-17lenny2_hppa.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-libc-dev_2.6.26-17lenny2_hppa.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-image-2.6.26-2-parisc-smp_2.6.26-17lenny2_hppa.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-parisc-smp_2.6.26-17lenny2_hppa.deb
- Intel IA-32:
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-image-2.6.26-2-openvz-686_2.6.26-17lenny2_i386.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-686-bigmem_2.6.26-17lenny2_i386.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-openvz-686_2.6.26-17lenny2_i386.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-vserver-686-bigmem_2.6.26-17lenny2_i386.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-amd64_2.6.26-17lenny2_i386.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-image-2.6.26-2-vserver-686_2.6.26-17lenny2_i386.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-vserver-686_2.6.26-17lenny2_i386.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/xen-linux-system-2.6.26-2-xen-686_2.6.26-17lenny2_i386.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-image-2.6.26-2-686-bigmem_2.6.26-17lenny2_i386.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-common-openvz_2.6.26-17lenny2_i386.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-common-vserver_2.6.26-17lenny2_i386.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-all_2.6.26-17lenny2_i386.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-686_2.6.26-17lenny2_i386.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-image-2.6.26-2-486_2.6.26-17lenny2_i386.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-image-2.6.26-2-amd64_2.6.26-17lenny2_i386.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-common_2.6.26-17lenny2_i386.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-all-i386_2.6.26-17lenny2_i386.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-common-xen_2.6.26-17lenny2_i386.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-xen-686_2.6.26-17lenny2_i386.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-image-2.6.26-2-vserver-686-bigmem_2.6.26-17lenny2_i386.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-libc-dev_2.6.26-17lenny2_i386.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-486_2.6.26-17lenny2_i386.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-image-2.6.26-2-686_2.6.26-17lenny2_i386.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-image-2.6.26-2-xen-686_2.6.26-17lenny2_i386.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-modules-2.6.26-2-xen-686_2.6.26-17lenny2_i386.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-686-bigmem_2.6.26-17lenny2_i386.deb
- Intel IA-64:
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-vserver-mckinley_2.6.26-17lenny2_ia64.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-image-2.6.26-2-vserver-mckinley_2.6.26-17lenny2_ia64.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-image-2.6.26-2-itanium_2.6.26-17lenny2_ia64.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-all-ia64_2.6.26-17lenny2_ia64.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-image-2.6.26-2-vserver-itanium_2.6.26-17lenny2_ia64.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-itanium_2.6.26-17lenny2_ia64.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-common-vserver_2.6.26-17lenny2_ia64.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-common_2.6.26-17lenny2_ia64.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-vserver-itanium_2.6.26-17lenny2_ia64.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-libc-dev_2.6.26-17lenny2_ia64.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-all_2.6.26-17lenny2_ia64.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-image-2.6.26-2-mckinley_2.6.26-17lenny2_ia64.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-mckinley_2.6.26-17lenny2_ia64.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-image-2.6.26-2-vserver-mckinley_2.6.26-17lenny2_ia64.deb
- PowerPC:
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-common_2.6.26-17lenny2_powerpc.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-image-2.6.26-2-vserver-powerpc64_2.6.26-17lenny2_powerpc.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-image-2.6.26-2-powerpc-smp_2.6.26-17lenny2_powerpc.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-powerpc-smp_2.6.26-17lenny2_powerpc.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-common-vserver_2.6.26-17lenny2_powerpc.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-libc-dev_2.6.26-17lenny2_powerpc.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-powerpc64_2.6.26-17lenny2_powerpc.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-powerpc_2.6.26-17lenny2_powerpc.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-image-2.6.26-2-powerpc_2.6.26-17lenny2_powerpc.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-vserver-powerpc_2.6.26-17lenny2_powerpc.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-image-2.6.26-2-vserver-powerpc_2.6.26-17lenny2_powerpc.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-vserver-powerpc64_2.6.26-17lenny2_powerpc.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-all-powerpc_2.6.26-17lenny2_powerpc.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-all_2.6.26-17lenny2_powerpc.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-image-2.6.26-2-powerpc64_2.6.26-17lenny2_powerpc.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-image-2.6.26-2-vserver-powerpc64_2.6.26-17lenny2_powerpc.deb
- IBM S/390:
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-common_2.6.26-17lenny2_s390.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-s390x_2.6.26-17lenny2_s390.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-vserver-s390x_2.6.26-17lenny2_s390.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-s390_2.6.26-17lenny2_s390.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-libc-dev_2.6.26-17lenny2_s390.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-all_2.6.26-17lenny2_s390.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-common-vserver_2.6.26-17lenny2_s390.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-image-2.6.26-2-s390_2.6.26-17lenny2_s390.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-image-2.6.26-2-s390x_2.6.26-17lenny2_s390.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-image-2.6.26-2-s390-tape_2.6.26-17lenny2_s390.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-image-2.6.26-2-vserver-s390x_2.6.26-17lenny2_s390.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-all-s390_2.6.26-17lenny2_s390.deb
- http://security.debian.org/pool/updates/main/l/linux-2.6/linux-headers-2.6.26-2-s390x_2.6.26-17lenny2_s390.deb
MD5 checksums of the listed files are available in the original advisory.