ALBA-2021:1996 pacemaker bug fix and enhancement update
Not scored
Published
Check this codebase for ALBA-2021:1996 and fix it if it is affected.
What it is: ALBA-2021:1996 is a vulnerability in pacemaker, published on 18 May 2021.
Exploitation: There is no known exploitation of ALBA-2021:1996 in the wild and no public exploit code.
Affected product: pacemaker. 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/ALBA-2021-1996/ (Markdown: https://insights.sbomify.com/ALBA-2021-1996/index.md)
A bug in Pacemaker prevents resource status detection during node shutdown, potentially affecting cluster availability and requiring a patch.
- Exploited in the wild
- Not known
- Login needed
- Not stated
- Attackable
- Not stated
- Victim action needed
- Not stated
- Fix
- Available
What is ALBA-2021:1996?
ALBA-2021:1996 is a vulnerability in pacemaker, published on 18 May 2021.
Official description
The Pacemaker cluster resource manager is a collection of technologies working together to maintain data integrity and application availability in the event of failures.
Bug Fix(es) and Enhancement(s):
- crm_mon not able to detect resource-status when used in stop-operation of a Resource Agent during node shutdown (BZ#1951098)
Which versions are affected by ALBA-2021:1996?
Linux distribution packages (7)
pacemaker AlmaLinux:8 | All versions | 2.0.5-9.el8_4.1 |
pacemaker-cli AlmaLinux:8 | All versions | 2.0.5-9.el8_4.1 |
pacemaker-cts AlmaLinux:8 | All versions | 2.0.5-9.el8_4.1 |
pacemaker-doc AlmaLinux:8 | All versions | 2.0.5-9.el8_4.1 |
pacemaker-libs-devel AlmaLinux:8 | All versions | 2.0.5-9.el8_4.1 |
pacemaker-nagios-plugins-metadata AlmaLinux:8 | All versions | 2.0.5-9.el8_4.1 |
pacemaker-remote AlmaLinux:8 | All versions | 2.0.5-9.el8_4.1 |
How do I fix ALBA-2021:1996?
Apply the vendor's patch.
Is ALBA-2021:1996 being exploited?
There is no known exploitation of ALBA-2021:1996 in the wild and no public exploit code.