Description
nls_ascii.c in Linux before 2.6.8.1 uses an incorrect table size, which allows attackers to cause a denial of service (kernel crash) via a buffer overflow.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 4 | kernel +6 | 2.6.9-5.0.3.EL | RHSA-2005:092 |
Advisories 1
- RHSA-2005:092 Red Hat Security Advisory: kernel security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
References
- oval:org.mitre.oval:def:10298 vdb-entry signature
- 12598 vdb-entry
- RHSA-2005:092 vendor-advisory
- 20050215 [USN-82-1] Linux kernel vulnerabilities mailing-list
- CLA-2005:930 vendor-advisory
- http://linux.bkbits.net:8080/linux-2.6/cset%4041e2bfbeOiXFga62XrBhzm7Kv9QDmQ