Description
Buffer overflows in osh before 1.7-11 allow local users to execute arbitrary code and bypass shell restrictions via (1) long environment variables or (2) long "file redirections."
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 3.0 | osh | 1.7-11woody1 | DSA-329 |
Advisories 1
- DSA-329 osh - buffer overflows Debian Security (DSA / DLA) · Mar 9, 2026
References
- DSA-329 vendor-advisory