CVE-2023-6258 Pkcs11-provider: side-channel proofing pkcs#1 1.5 paths
High 8.1
Published
Updated
Check this codebase for CVE-2023-6258 and fix it if it is affected.
What it is: CVE-2023-6258 is a high-severity vulnerability in Fedora, published on 30 Jan 2024.
Exploitation: There is no known exploitation of CVE-2023-6258 in the wild and no public exploit code.
Affected product: Fedora. No package-level version data is available, so check the vendor advisory linked from the reference page.
Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.
Reference: https://insights.sbomify.com/CVE-2023-6258/ (Markdown: https://insights.sbomify.com/CVE-2023-6258/index.md)
- Exploited in the wild
- Not known
- Fix
- Available
What is CVE-2023-6258?
CVE-2023-6258 is a high-severity vulnerability in Fedora, published on 30 Jan 2024.
Official description
A security vulnerability has been identified in the pkcs11-provider, which is associated with Public-Key Cryptography Standards (PKCS#11). If exploited successfully, this vulnerability could result in a Bleichenbacher-like security flaw, potentially enabling a side-channel attack on PKCS#1 1.5 decryption.
Which versions are affected by CVE-2023-6258?
It affects 1 product.
Products include Latchset Pkcs11-Provider.
How do I fix CVE-2023-6258?
Upgrade to a fixed version.
Is CVE-2023-6258 being exploited?
There is no known exploitation of CVE-2023-6258 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2023-6258, GHSA-phf3-25c6-93hv.