Date: Thu, 3 Feb 2011 11:03:45 -0500 (EST) From: Josh Bressers <bressers@...hat.com> To: oss-security@...ts.openwall.com Cc: coley <coley@...re.org> Subject: Re: CVE request: glibc CVE-2010-3847 fix regression Please use CVE-2011-0536. Thanks. -- JB ----- Original Message ----- > Hi! > > It seems this does not have any CVE assigned yet... > > The original patch for CVE-2010-3847, as used by multiple vendors, > introduced a bug in the way $ORIGIN is (not-)expanded when used in ELF > R*PATH. This could allow a local user to escalate privileges via > privileged program using a library with $ORIGIN in R*PATH (such as > certain glibc iconv modules). > > There are at least Debian and Ubuntu advisories addressing this issue: > http://lists.debian.org/debian-security-announce/2011/msg00005.html > https://lists.ubuntu.com/archives/ubuntu-security-announce/2011-January/001226.html > > Note that privileged programs that themselves have $ORIGIN in R*PATH > could have been abused before and are not addressed in the above > advisories. It's unclear if any distro provides any privileged program > with such R*PATH though. > > -- > Tomas Hoger / Red Hat Security Response Team
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