CVE catalog
CVE-2020-35861
rust-bumpalo: CVE-2020-35861
- Severity
- Medium
- Published
- Source
- [NVD] · [CVE record]
- EPSS
- 1.51% · Oct 25, 2026
An issue was discovered in the bumpalo crate before 3.2.1 for Rust. The realloc feature allows the reading of unknown memory. Attackers can potentially read cryptographic keys.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | rust-bumpalo | sid | 3.16.0-1 | fixed |
| Debian | rust-bumpalo | forky | 3.16.0-1 | fixed |
| Debian | rust-bumpalo | trixie | 3.16.0-1 | fixed |
| Debian | rust-bumpalo | bookworm | 3.12.0-1 | fixed |
| Ubuntu | rust-bumpalo | 20.04 | 2.5.0-3 | vulnerable |
| Ubuntu | rust-bumpalo | 20.04 | 2.6.0-1 | vulnerable |
| Ubuntu | rust-bumpalo | 20.04 | 3.1.2-1 | vulnerable |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | rust-bumpalo | source | sid | 3.2.1-1 | not yet assigned | Not reported | [955151] |
| Debian | rust-bumpalo | source | forky | 3.2.1-1 | not yet assigned | Not reported | [955151] |
| Debian | rust-bumpalo | source | trixie | 3.2.1-1 | not yet assigned | Not reported | [955151] |
| Debian | rust-bumpalo | source | bookworm | 3.2.1-1 | not yet assigned | Not reported | [955151] |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [librust-bumpalo-dev]Fixed
Source package: [rust-bumpalo]
Details (2)
3.12.0-1· amd64 · bookwormFixed · Fixed:
3.2.1-1dsa · rust-bumpalo · debian · bookworm; dsa · rust-bumpalo · debian · 12
3.12.0-1· arm64 · bookwormFixed · Fixed:
3.2.1-1dsa · rust-bumpalo · debian · bookworm; dsa · rust-bumpalo · debian · 12
[Debian 13 (Trixie)]
- [librust-bumpalo-dev]Fixed
Source package: [rust-bumpalo]
Details (2)
3.16.0-1· amd64 · trixieFixed · Fixed:
3.2.1-1dsa · rust-bumpalo · debian · 13
3.16.0-1· arm64 · trixieFixed · Fixed:
3.2.1-1dsa · rust-bumpalo · debian · 13
Observed: