rsync xattrs.diff receive_xattr() extended attribute patch integer overflow
| rsync-xattr-overflow (26208) |  High Risk |
Description:
rsync could allow a remote attacker to execute arbitrary code on the system, caused by an integer overflow in the receive_xattr() function. An attacker could exploit this vulnerability using a malformed extended attribute to execute arbitrary code or cause the system to crash.
Platforms Affected:
- Gentoo, Linux
- Samba, Rsync 2.6.2 and prior
Remedy:
Upgrade to the latest version of rsync (2.6.8 or later), available from the rsync Web page. See References.
For Gentoo Linux:
Refer to Gentoo Linux Security Announcement GLSA 2006-05-05 for patch, upgrade, or suggested workaround information. See References.
Consequences:
Gain Access
References:
- rsync Web page, rsync at http://rsync.samba.org/.
- rsync Web page, NEWS for rsync 2.6.8 (22 Apr 2006) at http://samba.anu.edu.au/ftp/rsync/rsync-2.6.8-NEWS.
- BID-17788: RSync Receive_XATTR Integer Overflow Vulnerability
- CVE-2006-2083: Integer overflow in the receive_xattr function in the extended attributes patch (xattr.c) for rsync before 2.6.8 might allow attackers to execute arbitrary code via crafted extended attributes that trigger a buffer overflow.
- GLSA-200605-05: rsync: Potential integer overflow
- SA19920: Rsync "xattrs.diff" Patch Integer Overflow Vulnerability
- VUPEN/ADV-2006-1606: Rsync receive_xattr() Function Extended Attribute Integer Overflow Vulnerability
Reported:
Apr 22, 2006
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