CVE-2026-100082
What it is
In the Linux kernel, the following vulnerability has been resolved: xen-blkback: Avoid UAF when reading I/O statistics Reading I/O statistics via sysfs concurrently with tearing down a frontend device might result in UAF or a NULL dereference, as the reading of the statistics data is not synchronized with freeing the data. Use a rwlock for synchronizing. This is XSA-528 / CVE-2026-100082
At a glance
- Exploit odds
- 0.2% chance of exploitation in the next 30 days (EPSS).
- Fix
- No patch or advisory is linked yet. Look at mitigations or restrict exposure.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.2% in the next 30 days (EPSS).
- Severity: not scored yet.
- Fix: none linked yet, which raises it.
Details
- Published
- Last modified
- Exploit probability
- 0.2% · EPSS, next 30 days
- Record status
- Received
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2026-100082.md and follow it. Check whether this project is affected by CVE-2026-100082. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
References
- https://git.kernel.org/stable/c/253cff0526781e28b1b0f9fdacd74ecdc23d3ab7
- https://git.kernel.org/stable/c/2c9ccbe0ffcff3615c7ad917c49b67571a41f21c
- https://git.kernel.org/stable/c/58ba056991dbcec8a75e6861cb4479ac947b69e6
- https://git.kernel.org/stable/c/b0378161c28e77e4d0e2eda3c9433ab4394d2a2f
- https://git.kernel.org/stable/c/b764e17313534794aeb99c901869f213e36a16ef
- https://git.kernel.org/stable/c/c49934da934cf495faf782aa5d84f413221c9be6
- https://git.kernel.org/stable/c/fe9ead8c5bdb752e329cecfecbdb5dfca5e9996b
- http://www.openwall.com/lists/oss-security/2026/11/06/11
- http://xenbits.xen.org/xsa/advisory-528.html