SARA / Free Tools / CVE / CVE-2022-49407

CVE-2022-49407 — In the Linux kernel, the following vulnerability has been resolved:

In the Linux kernel, the following vulnerability has been resolved:

CVSS

9.8 CRITICAL

EPSS

0.87% (top 42.10%)

CWE

—

Published

2025-02-26T07:01:17.217

Last modified

2026-10-15T22:17:24.220

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

01What is this vulnerability?

In the Linux kernel, the following vulnerability has been resolved:

No structured affected-product list available — see references below for vendor advisories.

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

Patch to a fixed version listed in the vendor advisory (see references below).
Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
Hunt historical logs for exploitation indicators — see Detection signatures below.

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

git.kernel.org — https://git.kernel.org/stable/c/2c55155cc365861044d9e6e80e342693e8805e33
git.kernel.org — https://git.kernel.org/stable/c/42252d0d2aa9b94d168241710a761588b3959019
git.kernel.org — https://git.kernel.org/stable/c/49cd9eb7b9a7b88124b31e31f8e539acaf1b3a6d
git.kernel.org — https://git.kernel.org/stable/c/56aa8d1fbd02357f3bf81bdfba1cde87ce8402fc
git.kernel.org — https://git.kernel.org/stable/c/5a1765adf9855cf0f6d3f7e0eb4b78ca66f70dee
git.kernel.org — https://git.kernel.org/stable/c/72f2f68970f9bdc252d59e119b385a6441b0b155
git.kernel.org — https://git.kernel.org/stable/c/899bc4429174861122f0c236588700a4710c1fec
git.kernel.org — https://git.kernel.org/stable/c/acdad5bc9827922ec2f2e84fd198718aa8e8ab92
git.kernel.org — https://git.kernel.org/stable/c/e421872fa17542cf33747071fb141b0130ce9ef7

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