Linux kernel vulnerabilitiesRanked by how likely they are to be used.

Product5 versions
The short answer

Linux kernel is made by Kernel. We track 2 published vulnerabilities in it, across 5 versions. None of them is on the list of flaws known to be exploited today. If you run Linux kernel, keep it on a version the vendor still supports.

See the riskiest flaws

We keep watching the known-exploited list.

Known exploited

Which Linux kernel vulnerabilities are being exploited?

This is the list that matters most: flaws criminals are using now.

None of Linux kernel's published vulnerabilities is on the list of flaws known to be exploited today. We keep watching that list.

Exploit likelihood

Which Linux kernel flaws are most likely to be used?

Ranked by the latest exploit-likelihood forecast: the chance each flaw is used in an attack in the next 30 days. A high severity score on its own doesn't tell you that. Flaws shared by many other makers' products are left out.

50% or more10% to 49%Under 10%
  1. 0.4%

    The sg_build_indirect function in drivers/scsi/sg.c in Linux kernel 2.6.28-rc1 through 2.6.31-rc8 uses an incorrect variable when accessing an array, which allows local users to cause a denial of service (kernel OOPS...

    CVSS4.9Published22 Sep 2009
  2. 0.4%

    Integer overflow in the hrtimer_forward function (hrtimer.c) in Linux kernel 2.6.21-rc4, when running on 64-bit systems, allows local users to cause a denial of service (infinite loop) via a timer with a large expiry...

    CVSS4.9Published12 Apr 2008
Precursor Intelligence

Running Linux kernel? We'll keep checking.

Looking flaws up one at a time doesn't scale. Tell us what you run once, and we tell you which flaws matter to you, in what order, and keep watching for new ones.

  1. Tell us what you runPick your software from a list, or let us work it out from your website.
  2. We match it to every flawOver 400,000 published flaws, checked against your list.
  3. Ranked by real-world riskA 0 to 100 score, led by evidence criminals are using it.
  4. Told as soon as we knowAn alert by email, in the app or by webhook to your own tools.

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FAQ

Common questions, answered plainly.

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We track 2 published vulnerabilities listed under the name Linux kernel, across 5 versions.

None of Linux kernel's vulnerabilities is on the list of flaws known to be exploited today.

Create a Precursor Intelligence account and track Linux kernel. We match it against every published flaw, give each one a risk score from 0 to 100 and keep watching, so you hear about new ones as soon as we know, by email, in the app or by webhook.