Description
The der_chop script in the openssl package in Trustix Secure Linux 1.5 through 2.1 and other operating systems allows local users to overwrite files via a symlink attack on temporary files.
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 14 | openssl | 0.9.7e-3 | — |
| Debian 13 | openssl | 0.9.7e-3 | — |
| Debian 12 | openssl | 0.9.7e-3 | — |
| Debian 3.0 | openssl | 0.9.6c-2.woody.7 | DSA-603-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 4 | openssl +2 | 0.9.7a-43.2 | RHSA-2005:476 |
| RHEL 4 | openssl096b | 0.9.6b-22.3 | RHSA-2005:476 |
| RHEL 3 | openssl +2 | 0.9.7a-33.15 | RHSA-2005:476 |
| RHEL 3 | openssl096b | 0.9.6b-16.22.3 | RHSA-2005:476 |
Advisories 2
- RHSA-2005:476 Red Hat Security Advisory: openssl security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- DSA-603-1 openssl - insecure temporary file Debian Security (DSA / DLA) · Mar 9, 2026
References
- GLSA-200411-15 vendor-advisory
- http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=136302
- script-temporary-file-overwrite(17583) vdb-entry
- 2004-0050 vendor-advisory
- oval:org.mitre.oval:def:164 vdb-entry signature
- DSA-603 vendor-advisory
- RHSA-2005:476 vendor-advisory
- 11293 vdb-entry
- oval:org.mitre.oval:def:10621 vdb-entry signature
- 12973 third-party-advisory