Description
An issue was discovered in the smallvec crate before 0.6.14 and 1.x before 1.6.1 for Rust. There is a heap-based buffer overflow in SmallVec::insert_many.
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 | 1.4.2-2 | — |
| Debian 13 | rust-smallvec | 1.4.2-2 | — |
| Debian 12 | rust-smallvec | 1.4.2-2 | — |
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 | — |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP2 | librsvg | 2.46.5-3.3.1 | SUSE-SU-2021:1408-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap 15.2 | librsvg | 2.46.5-lp152.2.3.1 | openSUSE-SU-2021:0634-1 |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| crates.io | smallvec | >= 0.6.3, < 0.6.14 | 0.6.14 | GHSA-43w2-9j62-hq99 |
| crates.io | smallvec | >= 1.0.0, < 1.6.1 | 1.6.1 | GHSA-43w2-9j62-hq99 |
| crates.io | smallvec | >= 0.6.3, < 0.6.14 · >= 1.0.0, < 1.6.1 | 0.6.14, 1.6.1 | RUSTSEC-2021-0003 |
Advisories 2
- openSUSE-SU-2021:0634-1 Security update for librsvg SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2021:1408-1 Security update for librsvg SUSE / openSUSE Security Updates · Feb 4, 2026