Critical severityNVD Advisory· Published Feb 9, 2021· Updated Aug 3, 2024
CVE-2021-26955
CVE-2021-26955
Description
An issue was discovered in the xcb crate through 2021-02-04 for Rust. It has a soundness violation because xcb::xproto::GetAtomNameReply::name() calls std::str::from_utf8_unchecked() on unvalidated bytes from an X server.
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Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
xcbcrates.io | < 1.0.0 | 1.0.0 |
Affected products
2- Rust/xcbdescription
Patches
Vulnerability mechanics
References
4- github.com/advisories/GHSA-3288-cwgw-ch86ghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2021-26955ghsaADVISORY
- github.com/RustSec/advisory-db/issues/653ghsaWEB
- rustsec.org/advisories/RUSTSEC-2021-0019.htmlghsax_refsource_MISCWEB
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