Unverified50% confidenceFactExact time
Vulnerabilities whose descriptions contain the phrase 'Linux Kernel' produced about 5,000 CVEs between January and August 2026, but the number observed to be exploited in the wild as zero-days was zero.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
10/16/2026
First Seen
Valid until: 1/14/2027
Sources
Related Entities
Related Claims
UnverifiedMultiple security vulnerabilities have been discovered in the Linux kernel, with related reports published on LWN.net.64% similarUnverifiedLinux内核本地提权漏洞CVE-2021-4034(PwnKit)于2021年发现，潜伏了约12年63% similarVerifiedA zero-day vulnerability refers to a security flaw that has been discovered before the vendor releases a patch and may have already been exploited.62% similarUnverifiedLinux内核曾因编译器优化掉空指针检查而引入安全漏洞CVE-2009-189762% similar
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