Description
hiredis commit 29ea279 (post-v1.5.0) contains an uncontrolled memory allocation vulnerability in its RESP aggregate parser.
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 | hiredis | No fix yet | — |
| Debian 13 | hiredis | No fix yet | — |
| Debian 12 | hiredis | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | hiredis | No fix yet | — |
| Ubuntu 26.04 LTS | hiredis | No fix yet | — |
| Ubuntu 24.04 LTS | hiredis | No fix yet | — |
| Ubuntu 22.04 LTS | hiredis | No fix yet | — |
| Ubuntu 20.04 LTS | hiredis | No fix yet | — |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 18.04 LTS | hiredis | No fix yet | — |
| Ubuntu Pro 16.04 LTS | hiredis | No fix yet | — |
| Ubuntu Pro 14.04 LTS | hiredis | No fix yet | — |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2023 | valkey +1 | 9.0.6-1.amzn2023.0.2 | ALAS2023-2026-3265 |
Advisories 1
- ALAS2023-2026-3265 Important: valkey security update (Amazon Linux 2023) Amazon Linux Security Center (ALAS) · Oct 26, 2026