Critical· 9.8official fix available
CVE-2024-35863
CVE-2024-35863 is a critical vulnerability in the Linux kernel (CWE-416) where improper session handling could lead to a use-after-free error. The issue has been resolved by skipping terminated sessions in the kernel code.
publishedMay 19, 2024
last modifiedAug 4, 2026
sourcesNVD
severity · cvss
9.8
critical · how bad it is
exploitation · epss
<1%
15th percentile · chance of exploitation in 30 days
(ai-assisted) A model wrote this summary from the official data, so double-check it against the source before you act on it. Read the official advisory →
auto-deletes from the system
counting…on Sep 4, 2026
An official fix is available, so this entry is kept for 30 days and then removed automatically.
01
Who is affected
Users of Linux kernel versions 6.9 and earlier
02
Real-world impact
Could allow attackers to execute arbitrary code or crash systems
03
Why this severity
CVSS 9.8 (critical) - High confidence in exploitability and impact
04
What to do about it
official fix available
recommended steps
- 01Upgrade the Linux kernel to a version that includes the fix for CVE-2024-35863
NVD description
05
Timeline
- May 19, 2024 · May 19, 2024PublishedDisclosed and added to the National Vulnerability Database.
- Aug 4, 2026 · 2d agoAdvisory updatedThe NVD record was last revised.
- Aug 5, 2026 · 1d agoOfficial fix availableA vendor patch or mitigation now exists — see the remediation steps above.
06
How it’s attacked
Attack vectorNetwork (remote)
Attack complexityLow
Privileges requiredNone
User interactionNone needed
ScopeUnchanged
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
07
References & advisories
(ai-assisted) A model wrote this summary from the official data, so double-check it against the source before you act on it. Read the official advisory →