Description
The oarsh script in OAR before 2.5.7 allows remote authenticated users of a cluster to obtain sensitive information and possibly gain privileges via vectors related to OpenSSH options.
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 | oar | 2.5.7-1 | — |
| Debian 13 | oar | 2.5.7-1 | — |
| Debian 12 | oar | 2.5.7-1 | — |
| Debian 8 | oar | 2.5.4-2+deb8u1 | DSA-3543-1 |
| Debian 7 | oar | 2.5.2-3+deb7u1 | DSA-3543-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | oar | No fix yet | — |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 14.04 LTS | oar | 2.5.2-4.1ubuntu0.1~esm1 | — |
Advisories 1
- DSA-3543-1 oar - security update Debian Security (DSA / DLA) · Mar 9, 2026