DSA-1755-1 systemtap -- race condition

Debian Security Advisory

DSA-1755-1 systemtap -- race condition

Date Reported:

25 Mar 2009

Affected Packages:

systemtap

Vulnerable:

Yes

Security database references:

In Mitre's CVE dictionary: CVE-2009-0784.

More information:

Erik Sjoelund discovered that a race condition in the stap tool shipped by Systemtap, an instrumentation system for Linux 2.6, allows local privilege escalation for members of the stapusr group.

The old stable distribution (etch) isn't affected.

For the stable distribution (lenny), this problem has been fixed in version 0.0.20080705-1+lenny1.

For the unstable distribution (sid), this problem has been fixed in version 0.0.20090314-2.

We recommend that you upgrade your systemtap package.

Fixed in:

Debian GNU/Linux 5.0 (lenny)

Source:

http://security.debian.org/pool/updates/main/s/systemtap/systemtap_0.0.20080705.orig.tar.gz

http://security.debian.org/pool/updates/main/s/systemtap/systemtap_0.0.20080705-1+lenny1.diff.gz

http://security.debian.org/pool/updates/main/s/systemtap/systemtap_0.0.20080705-1+lenny1.dsc

AMD64:

http://security.debian.org/pool/updates/main/s/systemtap/systemtap_0.0.20080705-1+lenny1_amd64.deb

ARM:

http://security.debian.org/pool/updates/main/s/systemtap/systemtap_0.0.20080705-1+lenny1_arm.deb

Intel IA-32:

http://security.debian.org/pool/updates/main/s/systemtap/systemtap_0.0.20080705-1+lenny1_i386.deb

Intel IA-64:

http://security.debian.org/pool/updates/main/s/systemtap/systemtap_0.0.20080705-1+lenny1_ia64.deb

PowerPC:

http://security.debian.org/pool/updates/main/s/systemtap/systemtap_0.0.20080705-1+lenny1_powerpc.deb

IBM S/390:

http://security.debian.org/pool/updates/main/s/systemtap/systemtap_0.0.20080705-1+lenny1_s390.deb

MD5 checksums of the listed files are available in the original advisory.