Improper locking in Linux kernel - CVE-2005-0529
Published: May 2, 2005 / Updated: February 13, 2023
Vulnerability identifier: #VU99785
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2005-0529
CWE-ID: CWE-667
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 gain access to sensitive information.
Linux kernel 2.6.10 and 2.6.11rc1-bk6 uses different size types for offset arguments to the proc_file_read and locks_read_proc functions, which leads to a heap-based buffer overflow when a signed comparison causes negative integers to be used in a positive context.
How to mitigate CVE-2005-0529
Install update from vendor's repository.
Sources
- http://www.guninski.com/where_do_you_want_billg_to_go_today_3.html
- http://distro.conectiva.com.br/atualizacoes/index.php?id=a&anuncio=000930
- http://www.novell.com/linux/security/advisories/2005_18_kernel.html
- http://www.redhat.com/support/errata/RHSA-2005-366.html
- http://marc.info/?l=full-disclosure&m=110846727602817&w=2
- http://marc.info/?l=bugtraq&m=111091402626556&w=2
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8994
- http://linux.bkbits.net:8080/linux-2.6/cset%404201818eC6aMn0x3GY_9rw3ueb2ZWQ