Debian Security Advisory
DSA-1841-1 git-core -- denial of service
- Date Reported:
- 25 Jul 2009
- Affected Packages:
- git-core
- Vulnerable:
- Yes
- Security database references:
- In the Debian bugtracking system: Bug 532935.
In Mitre's CVE dictionary: CVE-2009-2108. - More information:
-
It was discovered that git-daemon which is part of git-core, a popular distributed revision control system, is vulnerable to denial of service attacks caused by a programming mistake in handling requests containing extra unrecognized arguments which results in an infinite loop. While this is no problem for the daemon itself as every request will spawn a new git-daemon instance, this still results in a very high CPU consumption and might lead to denial of service conditions.
For the oldstable distribution (etch), this problem has been fixed in version 1.4.4.4-4+etch3.
For the stable distribution (lenny), this problem has been fixed in version 1.5.6.5-3+lenny2.
For the testing distribution (squeeze), this problem has been fixed in version 1:1.6.3.3-1.
For the unstable distribution (sid), this problem has been fixed in version 1:1.6.3.3-1.
We recommend that you upgrade your git-core packages.
- Fixed in:
-
Debian GNU/Linux 4.0 (etch)
- Source:
- http://security.debian.org/pool/updates/main/g/git-core/git-core_1.4.4.4-4+etch3.diff.gz
- http://security.debian.org/pool/updates/main/g/git-core/git-core_1.4.4.4.orig.tar.gz
- http://security.debian.org/pool/updates/main/g/git-core/git-core_1.4.4.4-4+etch3.dsc
- http://security.debian.org/pool/updates/main/g/git-core/git-core_1.4.4.4.orig.tar.gz
- Architecture-independent component:
- http://security.debian.org/pool/updates/main/g/git-core/gitweb_1.4.4.4-4+etch3_all.deb
- http://security.debian.org/pool/updates/main/g/git-core/git-svn_1.4.4.4-4+etch3_all.deb
- http://security.debian.org/pool/updates/main/g/git-core/git-cvs_1.4.4.4-4+etch3_all.deb
- http://security.debian.org/pool/updates/main/g/git-core/git-doc_1.4.4.4-4+etch3_all.deb
- http://security.debian.org/pool/updates/main/g/git-core/git-email_1.4.4.4-4+etch3_all.deb
- http://security.debian.org/pool/updates/main/g/git-core/git-daemon-run_1.4.4.4-4+etch3_all.deb
- http://security.debian.org/pool/updates/main/g/git-core/gitk_1.4.4.4-4+etch3_all.deb
- http://security.debian.org/pool/updates/main/g/git-core/git-arch_1.4.4.4-4+etch3_all.deb
- http://security.debian.org/pool/updates/main/g/git-core/git-svn_1.4.4.4-4+etch3_all.deb
- Alpha:
- http://security.debian.org/pool/updates/main/g/git-core/git-core_1.4.4.4-4+etch3_alpha.deb
- AMD64:
- http://security.debian.org/pool/updates/main/g/git-core/git-core_1.4.4.4-4+etch3_amd64.deb
- ARM:
- http://security.debian.org/pool/updates/main/g/git-core/git-core_1.4.4.4-4+etch3_arm.deb
- Intel IA-32:
- http://security.debian.org/pool/updates/main/g/git-core/git-core_1.4.4.4-4+etch3_i386.deb
- Intel IA-64:
- http://security.debian.org/pool/updates/main/g/git-core/git-core_1.4.4.4-4+etch3_ia64.deb
- Big-endian MIPS:
- http://security.debian.org/pool/updates/main/g/git-core/git-core_1.4.4.4-4+etch3_mips.deb
- PowerPC:
- http://security.debian.org/pool/updates/main/g/git-core/git-core_1.4.4.4-4+etch3_powerpc.deb
- IBM S/390:
- http://security.debian.org/pool/updates/main/g/git-core/git-core_1.4.4.4-4+etch3_s390.deb
- Sun Sparc:
- http://security.debian.org/pool/updates/main/g/git-core/git-core_1.4.4.4-4+etch3_sparc.deb
Debian GNU/Linux 5.0 (lenny)
- Source:
- http://security.debian.org/pool/updates/main/g/git-core/git-core_1.5.6.5-3+lenny2.diff.gz
- http://security.debian.org/pool/updates/main/g/git-core/git-core_1.5.6.5.orig.tar.gz
- http://security.debian.org/pool/updates/main/g/git-core/git-core_1.5.6.5-3+lenny2.dsc
- http://security.debian.org/pool/updates/main/g/git-core/git-core_1.5.6.5.orig.tar.gz
- Architecture-independent component:
- http://security.debian.org/pool/updates/main/g/git-core/git-gui_1.5.6.5-3+lenny2_all.deb
- http://security.debian.org/pool/updates/main/g/git-core/git-arch_1.5.6.5-3+lenny2_all.deb
- http://security.debian.org/pool/updates/main/g/git-core/gitk_1.5.6.5-3+lenny2_all.deb
- http://security.debian.org/pool/updates/main/g/git-core/git-email_1.5.6.5-3+lenny2_all.deb
- http://security.debian.org/pool/updates/main/g/git-core/git-svn_1.5.6.5-3+lenny2_all.deb
- http://security.debian.org/pool/updates/main/g/git-core/git-daemon-run_1.5.6.5-3+lenny2_all.deb
- http://security.debian.org/pool/updates/main/g/git-core/gitweb_1.5.6.5-3+lenny2_all.deb
- http://security.debian.org/pool/updates/main/g/git-core/git-doc_1.5.6.5-3+lenny2_all.deb
- http://security.debian.org/pool/updates/main/g/git-core/git-cvs_1.5.6.5-3+lenny2_all.deb
- http://security.debian.org/pool/updates/main/g/git-core/git-arch_1.5.6.5-3+lenny2_all.deb
- AMD64:
- http://security.debian.org/pool/updates/main/g/git-core/git-core_1.5.6.5-3+lenny2_amd64.deb
- ARM:
- http://security.debian.org/pool/updates/main/g/git-core/git-core_1.5.6.5-3+lenny2_arm.deb
- Intel IA-32:
- http://security.debian.org/pool/updates/main/g/git-core/git-core_1.5.6.5-3+lenny2_i386.deb
- Intel IA-64:
- http://security.debian.org/pool/updates/main/g/git-core/git-core_1.5.6.5-3+lenny2_ia64.deb
- Big-endian MIPS:
- http://security.debian.org/pool/updates/main/g/git-core/git-core_1.5.6.5-3+lenny2_mips.deb
- Little-endian MIPS:
- http://security.debian.org/pool/updates/main/g/git-core/git-core_1.5.6.5-3+lenny2_mipsel.deb
- IBM S/390:
- http://security.debian.org/pool/updates/main/g/git-core/git-core_1.5.6.5-3+lenny2_s390.deb
- Sun Sparc:
- http://security.debian.org/pool/updates/main/g/git-core/git-core_1.5.6.5-3+lenny2_sparc.deb
MD5 checksums of the listed files are available in the original advisory.