CVE-2024-50091: dm vdo: don't refer to dedupe_context after releasing it
CSIRTS triage
- What
- A use-after-free vulnerability in the dm vdo subsystem where dedupe_context is referenced after being released.
- Who is affected
- Linux systems with dm vdo storage virtualization enabled.
- Urgency
- Medium priority; not currently exploited but could lead to kernel crash or data corruption.
- Action
- Update to a patched Linux kernel version addressing CVE-2024-50091.
AI-assisted analysis generated from the source advisory — verify against the original.
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Details
Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-50091
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2024-500910.21% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 12% of all EPSS-scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2024-50091 | coverage & exploitation status | NVD · CVE.org |
Same CVEs, other sources
How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.
- medium[UPDATE] [medium] Linux Kernel: Multiple vulnerabilitiescert-bund
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