CVE-2026-119601 AFFLIB through 3.7.22 Heap Out-of-Bounds Write in af_get_page
Medium 6.9
Published
Updated
Check this codebase for CVE-2026-119601 and fix it if it is affected.
What it is: CVE-2026-119601 is a medium-severity vulnerability in sshock AFFLIB, published on 30 Oct 2026.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-119601 exists.
Affected product: sshock AFFLIB. 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-2026-119601/ (Markdown: https://insights.sbomify.com/CVE-2026-119601/index.md)
- Exploited in the wild
- Not known
- Fix
- Available
What is CVE-2026-119601?
CVE-2026-119601 is a medium-severity vulnerability in sshock AFFLIB, published on 30 Oct 2026.
Official description
AFFLIB through 3.7.22 contains a heap out-of-bounds write vulnerability in af_get_page() that allows attackers to corrupt heap memory by supplying crafted AFF images with mismatched page and sector sizes. Attackers can set a page size larger than and not a multiple of the sector size, causing the sector zero-fill loop to write past the buffer and crash forensic tools.
Weakness: CWE-787
Which versions are affected by CVE-2026-119601?
Linux distribution packages (1)
afflib openSUSE:Tumbleweed | All versions | 3.7.23-1.1 |
How do I fix CVE-2026-119601?
Upgrade to a fixed version.
Is CVE-2026-119601 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-119601 exists.
Sources
Also known as AZL-112336, DEBIAN-CVE-2026-119601, GHSA-cmx5-359p-fw39, UBUNTU-CVE-2026-119601, openSUSE-SU-2026:12395-1.