Memory corruption in Linux kernel - CVE-2005-4798
Published: December 31, 2005 / Updated: October 11, 2017
Vulnerability identifier: #VU94789
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2005-4798
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to perform service disruption.
Buffer overflow in NFS readlink handling in the Linux Kernel 2.4 up to 2.4.31 allows remote NFS servers to cause a denial of service (crash) via a long symlink, which is not properly handled in (1) nfs2xdr.c or (2) nfs3xdr.c and causes a crash in the NFS client.
How to mitigate CVE-2005-4798
Install update from vendor's repository.
Sources
- http://secunia.com/advisories/20398
- http://secunia.com/advisories/22082
- http://secunia.com/advisories/22093
- http://www.debian.org/security/2006/dsa-1183
- http://www.debian.org/security/2006/dsa-1184
- http://www.kernel.org/git/?p=linux/kernel/git/marcelo/linux-2.4.git;a=commit;h=87e03738fc15dc3ea4acde3a5dcb5f84b6b6152b
- http://www.kernel.org/git/?p=linux/kernel/git/marcelo/linux-2.4.git;a=commitdiff;h=87e03738fc15dc3ea4acde3a5dcb5f84b6b6152b
- http://www.novell.com/linux/security/advisories/2006-05-31.html
- http://www.securityfocus.com/bid/20186
- http://www.ussg.iu.edu/hypermail/linux/kernel/0509.1/1333.html
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11536