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`temporary` makes use of uninitialized memoryGHSA-2jq9-6xx7-3h29

GHSA-2jq9-6xx7-3h29 is a security vulnerability in temporary. A fix is available for temporary — see the affected versions and patch details below.

Also known asRUSTSEC-2018-0022
Published
Updated
Affected
1 pkg
Patched
1 / 1
Exploits
None indexed
Exploitation data as of Nov 8, 2023 · OSV.dev, FIRST.org (EPSS)

Real-World Exposure

1 pkg affected
🦀temporary

Real-time download stats are indexed for npm and PyPI packages. This vulnerability affects crates.io packages — download data is not available via public APIs for these ecosystems.

Description

Uninitialized memory is used as a RNG seed in temporary. This has been resolved in the 0.6.4 release. The crate is not intended to be used outside of a testing environment. For a general purpose crate to create temporary directories, tempfile is an alternative for this crate.

Affected Packages

1 total 1 fixed
EcosystemPackageVulnerable rangeFix
🦀crates.iotemporary≥ 0.3.0&&< 0.6.40.6.4cargo update -p temporary --precise 0.6.4

Detection & mitigation playbook

Open-source dependency
  1. Detect

    Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for temporary, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.

  2. Fix

    Update temporary to 0.6.4 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms GHSA-2jq9-6xx7-3h29 is resolved across your whole dependency graph.

  3. Workarounds

    If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.

Frequently Asked Questions

Uninitialized memory is used as a RNG seed in temporary. This has been resolved in the 0.6.4 release. The crate is not intended to be used outside of a testing environment. For a general purpose crate to create temporary directories, [`tempfile`](https://crates.io/crates/tempfile) is an alternative for this crate.
O3 Security · Impact-Aware SCA

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Find it across crates.io, including transitive dependencies.

GHSA-2jq9-6xx7-3h29: temporary — Fixed in 0.6.4