6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
0.008 Low
EPSS
Percentile
81.9%
Integer overflow in the __tzfile_read function in glibc before 2.15 allows
context-dependent attackers to cause a denial of service (crash) and
possibly execute arbitrary code via a crafted timezone (TZ) file, as
demonstrated using vsftpd.
Author | Note |
---|---|
mdeslaur | see upstream bug for possible typo in commit |
sbeattie | lucid also needs stdint.h included to get SIZE_MAX |
jdstrand | patch in patches/any/cvs-tzfile.diff on precise |
dividead.wordpress.com/tag/heap-overflow/
lists.grok.org.uk/pipermail/full-disclosure/2011-December/084452.html
launchpad.net/bugs/cve/CVE-2009-5029
nvd.nist.gov/vuln/detail/CVE-2009-5029
security-tracker.debian.org/tracker/CVE-2009-5029
ubuntu.com/security/notices/USN-1396-1
www.cve.org/CVERecord?id=CVE-2009-5029