Bug fixes in hpke-rs, hpke-rs-rust-crypto
Key facts
- Attack vector
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- Privileges required
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- User interaction
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- Attack complexity
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- Impact type
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- Confidentiality · integrity · availability
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- Fix status
- Fixed
No CVSS vector from any source. Fix status from GitHub.
Summary
We publish a GitHub security advisory for any releases whose CHANGELOG includes bug-fixes, and encourage our users to upgrade. The latest releases of the hpke-rs and hpke-rs-rust-crypto crates contain the following bug-fixes: ## hpke-rs - [#127](https://github.com/cryspen/hpke-rs/pull/127): Fix `KemAlgorithm::TryFrom<u16>` mapping where `0x004D` incorrectly resolved to `XWingDraft06` instead of `XWingDraft06Obsolete`. - [#123](https://github.com/cryspen/hpke-rs/pull/123): Fix potential overflow in context counter and switch to use u64. - [#128](https://github.com/cryspen/hpke-rs/pull/128): Return errors when trying to use open/seal with export only ciphersuite and when using kdf export with an output that's too long (instead of truncating it) The issue fixed in #123 was first reported by Nadim Kobeissi. The issues fixed in #127 and #128 were first reported by Scott Arciszewski. ## hpke-rs-rust-crypto - [#124](https://github.com/cryspen/hpke-rs/pull/124): Error out on x25519 0 keys The issue fixed in #124 was first reported by Nadim Kobeissi.
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | hpke-rs (crates.io) | before 0.6.0 | 0.6.0 | Patch available | GHSA-g433-pq76-6cmf |
| — | hpke-rs-rust-crypto (crates.io) | before 0.6.0 | 0.6.0 | Patch available | GHSA-g433-pq76-6cmf |
- hpke-rs (crates.io) Vendor— Affected before 0.6.0 Fixed in 0.6.0 Patch available GHSA-g433-pq76-6cmf
- hpke-rs-rust-crypto (crates.io) Vendor— Affected before 0.6.0 Fixed in 0.6.0 Patch available GHSA-g433-pq76-6cmf
Remediation
- Fix · GHSA-g433-pq76-6cmf hpke-rs (crates.io) Fixed in 0.6.0 Advisory →
- Fix · GHSA-g433-pq76-6cmf hpke-rs-rust-crypto (crates.io) Fixed in 0.6.0 Advisory →
Timeline
- 2026-10-03 Threatist record created from GHSA-g433-pq76-6cmf
References
Other 12
- https://github.com/cryspen/hpke-rs/security/advisories/GHSA-g433-pq76-6cmf
- https://github.com/cryspen/hpke-rs/pull/123
- https://github.com/cryspen/hpke-rs/pull/124
- https://github.com/cryspen/hpke-rs/pull/127
- https://github.com/cryspen/hpke-rs/pull/128
- https://github.com/cryspen/hpke-rs/commit/1c247b5c9aeca602ad2971c9bd49817fe2c308e6
- https://github.com/cryspen/hpke-rs/commit/25248bd624cc0325c98a05c169a0c9aa0aced632
- https://github.com/cryspen/hpke-rs/commit/3a8254938f43bdc4e0c9c4f987f8071f19779066
- https://github.com/cryspen/hpke-rs/commit/b54c8bb83906331bdf4f606cafa30cd7fd20b531
- https://github.com/cryspen/hpke-rs
- https://rustsec.org/advisories/RUSTSEC-2026-0070.html
- https://rustsec.org/advisories/RUSTSEC-2026-0072.html
Sources
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences