Improper input validation in Linux kernel - CVE-2005-0977
Published: May 2, 2005 / Updated: October 19, 2018
Vulnerability identifier: #VU95636
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2005-0977
CWE-ID: CWE-20
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to perform service disruption.
The shmem_nopage function in shmem.c for the tmpfs driver in Linux kernel 2.6 does not properly verify the address argument, which allows local users to cause a denial of service (kernel crash) via an invalid address.
How to mitigate CVE-2005-0977
Install update from vendor's repository.
Sources
- http://linux.bkbits.net:8080/linux-2.6/cset@420551fbRlv9-QG6Gw9Lw_bKVfPSsg
- http://lkml.org/lkml/2005/2/5/111
- http://www.redhat.com/support/errata/RHSA-2005-366.html
- http://www.securityfocus.com/archive/1/427980/100/0/threaded
- http://www.securityfocus.com/bid/12970
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10400
- https://usn.ubuntu.com/103-1/