Debian Security Advisory
DSA-2076-1 gnupg2 -- use-after-free
- Date Reported:
- 27 Jul 2010
- Affected Packages:
- gnupg2
- Vulnerable:
- Yes
- Security database references:
- In the Debian bugtracking system: Bug 590122.
In Mitre's CVE dictionary: CVE-2010-2547. - More information:
-
It was discovered that GnuPG 2 uses a freed pointer when verifying a signature or importing a certificate with many Subject Alternate Names, potentially leading to arbitrary code execution.
For the stable distribution (lenny), this problem has been fixed in version 2.0.9-3.1+lenny1.
For the unstable distribution (sid), this problem has been fixed in version 2.0.14-2.
GnuPG 1 (in the gnupg package) is not affected by this problem.
We recommend that you upgrade your gnupg2 packages.
- Fixed in:
-
Debian GNU/Linux 5.0 (lenny)
- Source:
- http://security.debian.org/pool/updates/main/g/gnupg2/gnupg2_2.0.9-3.1+lenny1.dsc
- http://security.debian.org/pool/updates/main/g/gnupg2/gnupg2_2.0.9-3.1+lenny1.diff.gz
- http://security.debian.org/pool/updates/main/g/gnupg2/gnupg2_2.0.9.orig.tar.gz
- http://security.debian.org/pool/updates/main/g/gnupg2/gnupg2_2.0.9-3.1+lenny1.diff.gz
- Alpha:
- http://security.debian.org/pool/updates/main/g/gnupg2/gpgsm_2.0.9-3.1+lenny1_alpha.deb
- http://security.debian.org/pool/updates/main/g/gnupg2/gnupg-agent_2.0.9-3.1+lenny1_alpha.deb
- http://security.debian.org/pool/updates/main/g/gnupg2/gnupg2_2.0.9-3.1+lenny1_alpha.deb
- http://security.debian.org/pool/updates/main/g/gnupg2/gnupg-agent_2.0.9-3.1+lenny1_alpha.deb
- AMD64:
- http://security.debian.org/pool/updates/main/g/gnupg2/gnupg2_2.0.9-3.1+lenny1_amd64.deb
- http://security.debian.org/pool/updates/main/g/gnupg2/gnupg-agent_2.0.9-3.1+lenny1_amd64.deb
- http://security.debian.org/pool/updates/main/g/gnupg2/gpgsm_2.0.9-3.1+lenny1_amd64.deb
- http://security.debian.org/pool/updates/main/g/gnupg2/gnupg-agent_2.0.9-3.1+lenny1_amd64.deb
- ARM:
- http://security.debian.org/pool/updates/main/g/gnupg2/gpgsm_2.0.9-3.1+lenny1_arm.deb
- http://security.debian.org/pool/updates/main/g/gnupg2/gnupg-agent_2.0.9-3.1+lenny1_arm.deb
- http://security.debian.org/pool/updates/main/g/gnupg2/gnupg2_2.0.9-3.1+lenny1_arm.deb
- http://security.debian.org/pool/updates/main/g/gnupg2/gnupg-agent_2.0.9-3.1+lenny1_arm.deb
- ARM EABI:
- http://security.debian.org/pool/updates/main/g/gnupg2/gpgsm_2.0.9-3.1+lenny1_armel.deb
- http://security.debian.org/pool/updates/main/g/gnupg2/gnupg2_2.0.9-3.1+lenny1_armel.deb
- http://security.debian.org/pool/updates/main/g/gnupg2/gnupg-agent_2.0.9-3.1+lenny1_armel.deb
- http://security.debian.org/pool/updates/main/g/gnupg2/gnupg2_2.0.9-3.1+lenny1_armel.deb
- HP Precision:
- http://security.debian.org/pool/updates/main/g/gnupg2/gnupg-agent_2.0.9-3.1+lenny1_hppa.deb
- http://security.debian.org/pool/updates/main/g/gnupg2/gnupg2_2.0.9-3.1+lenny1_hppa.deb
- http://security.debian.org/pool/updates/main/g/gnupg2/gpgsm_2.0.9-3.1+lenny1_hppa.deb
- http://security.debian.org/pool/updates/main/g/gnupg2/gnupg2_2.0.9-3.1+lenny1_hppa.deb
- Intel IA-32:
- http://security.debian.org/pool/updates/main/g/gnupg2/gpgsm_2.0.9-3.1+lenny1_i386.deb
- http://security.debian.org/pool/updates/main/g/gnupg2/gnupg2_2.0.9-3.1+lenny1_i386.deb
- http://security.debian.org/pool/updates/main/g/gnupg2/gnupg-agent_2.0.9-3.1+lenny1_i386.deb
- http://security.debian.org/pool/updates/main/g/gnupg2/gnupg2_2.0.9-3.1+lenny1_i386.deb
- Intel IA-64:
- http://security.debian.org/pool/updates/main/g/gnupg2/gnupg2_2.0.9-3.1+lenny1_ia64.deb
- http://security.debian.org/pool/updates/main/g/gnupg2/gpgsm_2.0.9-3.1+lenny1_ia64.deb
- http://security.debian.org/pool/updates/main/g/gnupg2/gnupg-agent_2.0.9-3.1+lenny1_ia64.deb
- http://security.debian.org/pool/updates/main/g/gnupg2/gpgsm_2.0.9-3.1+lenny1_ia64.deb
- Big-endian MIPS:
- http://security.debian.org/pool/updates/main/g/gnupg2/gnupg-agent_2.0.9-3.1+lenny1_mips.deb
- http://security.debian.org/pool/updates/main/g/gnupg2/gnupg2_2.0.9-3.1+lenny1_mips.deb
- http://security.debian.org/pool/updates/main/g/gnupg2/gpgsm_2.0.9-3.1+lenny1_mips.deb
- http://security.debian.org/pool/updates/main/g/gnupg2/gnupg2_2.0.9-3.1+lenny1_mips.deb
- Little-endian MIPS:
- http://security.debian.org/pool/updates/main/g/gnupg2/gnupg2_2.0.9-3.1+lenny1_mipsel.deb
- http://security.debian.org/pool/updates/main/g/gnupg2/gpgsm_2.0.9-3.1+lenny1_mipsel.deb
- http://security.debian.org/pool/updates/main/g/gnupg2/gnupg-agent_2.0.9-3.1+lenny1_mipsel.deb
- http://security.debian.org/pool/updates/main/g/gnupg2/gpgsm_2.0.9-3.1+lenny1_mipsel.deb
- PowerPC:
- http://security.debian.org/pool/updates/main/g/gnupg2/gnupg2_2.0.9-3.1+lenny1_powerpc.deb
- http://security.debian.org/pool/updates/main/g/gnupg2/gnupg-agent_2.0.9-3.1+lenny1_powerpc.deb
- http://security.debian.org/pool/updates/main/g/gnupg2/gpgsm_2.0.9-3.1+lenny1_powerpc.deb
- http://security.debian.org/pool/updates/main/g/gnupg2/gnupg-agent_2.0.9-3.1+lenny1_powerpc.deb
- IBM S/390:
- http://security.debian.org/pool/updates/main/g/gnupg2/gnupg-agent_2.0.9-3.1+lenny1_s390.deb
- http://security.debian.org/pool/updates/main/g/gnupg2/gnupg2_2.0.9-3.1+lenny1_s390.deb
- http://security.debian.org/pool/updates/main/g/gnupg2/gpgsm_2.0.9-3.1+lenny1_s390.deb
- http://security.debian.org/pool/updates/main/g/gnupg2/gnupg2_2.0.9-3.1+lenny1_s390.deb
- Sun Sparc:
- http://security.debian.org/pool/updates/main/g/gnupg2/gnupg-agent_2.0.9-3.1+lenny1_sparc.deb
- http://security.debian.org/pool/updates/main/g/gnupg2/gnupg2_2.0.9-3.1+lenny1_sparc.deb
- http://security.debian.org/pool/updates/main/g/gnupg2/gpgsm_2.0.9-3.1+lenny1_sparc.deb
- http://security.debian.org/pool/updates/main/g/gnupg2/gnupg2_2.0.9-3.1+lenny1_sparc.deb
MD5 checksums of the listed files are available in the original advisory.