Description
auth.c in dhcpcd before 7.2.1 allowed attackers to infer secrets by performing latency attacks.
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 12 | dhcpcd5 | 7.1.0-2 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | dhcpcd5 | No fix yet | — |
| Ubuntu 16.04 LTS | dhcpcd5 | No fix yet | — |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 14.04 LTS | dhcpcd5 | No fix yet | — |
References
- https://roy.marples.name/archives/dhcpcd-discuss/0002415.html
- https://roy.marples.name/git/dhcpcd.git/commit/?id=7121040790b611ca3fbc400a1bbcd4364ef57233
- https://roy.marples.name/git/dhcpcd.git/commit/?id=cfde89ab66cb4e5957b1c4b68ad6a9449e2784da
- https://roy.marples.name/git/dhcpcd.git/commit/?id=aee631aadeef4283c8a749c1caf77823304acf5e
- 108090 vdb-entry