Description
Unspecified vulnerability in the 32-bit and 64-bit emulation in the Linux kernel 2.6.9, 2.6.18, and probably other versions allows local users to read uninitialized memory via unknown vectors involving a crafted binary.
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.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 4.0 | fai-kernels | 1.17+etch.22etch2 | DSA-1630-1 |
| Debian 4.0 | linux-2.6 | 2.6.18.dfsg.1-22etch2 | DSA-1630-1 |
| Debian 4.0 | user-mode-linux | 2.6.18-1um-2etch.22etch2 | DSA-1630-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 5 | kernel +12 | 2.6.18-92.1.6.el5 | RHSA-2008:0519 |
| RHEL 4 | kernel +10 | 2.6.9-67.0.20.EL | RHSA-2008:0508 |
| RHEL 3 | kernel +8 | 2.4.21-58.EL | RHSA-2008:0973 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Red Hat MRG 1 | kernel-rt +9 | 2.6.24.7-93.el5rt | RHSA-2009:0009 |
Advisories 5
- RHSA-2008:0519 Red Hat Security Advisory: kernel security and bug fix update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- RHSA-2008:0973 Red Hat Security Advisory: kernel security and bug fix update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- RHSA-2008:0508 Red Hat Security Advisory: kernel security and bug fix update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- DSA-1630-1 fai-kernels linux-2.6 user-mode-linux - several vulnerabilities Debian Security (DSA / DLA) · Mar 9, 2026
- RHSA-2009:0009 Red Hat Security Advisory: kernel security and bug fix update Red Hat Security Advisories (RHSA) · Nov 22, 2025
References
- SUSE-SA:2008:047 vendor-advisory
- DSA-1630 vendor-advisory
- 29942 vdb-entry
- RHSA-2008:0519 vendor-advisory
- linux-kernel-emulation-disclosure(43554) vdb-entry
- oval:org.mitre.oval:def:10721 vdb-entry signature
- 30849 third-party-advisory
- 32104 third-party-advisory
- 31551 third-party-advisory
- RHSA-2009:0009 vendor-advisory
- oval:org.mitre.oval:def:6201 vdb-entry signature
- 30850 third-party-advisory
- SUSE-SA:2008:048 vendor-advisory
- 32103 third-party-advisory
- 33586 third-party-advisory
- 1020367 vdb-entry
- MDVSA-2008:220 vendor-advisory
- 31107 third-party-advisory
- RHSA-2008:0973 vendor-advisory
- USN-625-1 vendor-advisory
- RHSA-2008:0508 vendor-advisory
- SUSE-SA:2008:049 vendor-advisory
- 33201 third-party-advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=433938