Description
An issue was discovered in the smallvec crate before 0.6.13 for Rust. It can create an uninitialized value of any type, including a reference type.
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 | rust-smallvec | 1.1.0-1 | — |
| Debian 13 | rust-smallvec | 1.1.0-1 | — |
| Debian 12 | rust-smallvec | 1.1.0-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | rust-smallvec | No fix yet | — |
| Ubuntu 26.04 LTS | rust-smallvec | No fix yet | — |
| Ubuntu 25.10 | rust-smallvec | No fix yet | — |
| Ubuntu 24.04 LTS | rust-smallvec | No fix yet | — |
| Ubuntu 22.04 LTS | rust-smallvec | No fix yet | — |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | rust-smallvec | No fix yet | — |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | cargo-c | 0.8.1~git0.cce1b08-2.1 | openSUSE-SU-2024:11720-1 |
| openSUSE Tumbleweed | zram-generator | 1.1.1~git5.8612dbb-1.1 | openSUSE-SU-2024:11729-1 |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| crates.io | smallvec | < 0.6.13 | 0.6.13 | GHSA-55m5-whcv-c49c |
| crates.io | smallvec | >= 0.0.0-0, < 0.6.13 | 0.6.13 | RUSTSEC-2018-0018 |
Advisories 2
- openSUSE-SU-2024:11729-1 zram-generator-1.1.1~git5.8612dbb-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:11720-1 cargo-c-0.8.1~git0.cce1b08-2.1 on GA media SUSE / openSUSE Security Updates · May 7, 2025