PatchTheCVECVE-2026-45907: In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix deadlocks between devlink
CVE-2026-45907 is a medium-severity flaw (CVSS 5.5) affecting linux kernel. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix deadlocks between devlink and netdev instance locks In the mentioned "Fixes" commit, various work tasks triggering devlink health reporter recovery were switched to use netdev_trylock to protect against concurrent tear down of the channels being recovered. But this had the side effect of introducing potential deadlocks because of incorrect lock ordering. The cor
Why this priority
- On your watchlist
A fixed release or distro patch exists.
Risk facts
| CVSS score | 5.5 (Medium) |
| Attack vector | Local |
| Attack complexity | Low |
| Privileges needed | Low |
| User interaction | None |
| EPSS exploit chance | 0.1% (top 98%) |
| CISA exploited list | No |
| Weakness | CWE-667 |
| Published | 2026-05-27 |
| Last modified | 2026-06-24 |
Last updated 2026-06-24 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2026-45907?
linux kernel: upgrade to 6.18.14, 6.19.4. Exact commands for each OS are on this page.
Is CVE-2026-45907 being exploited?
CVE-2026-45907 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2026-45907 affect?
CVE-2026-45907 affects linux kernel. Severity is medium (CVSS 5.5). In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix deadlocks between devlink and netdev instance locks In the mentioned "Fixes" commit, various work tasks triggering devlink health reporter recovery were sw
How urgent is CVE-2026-45907?
Priority 25/100. On your watchlist
Software pages
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