CVE-2022-49840 — In the Linux kernel, the following vulnerability has been resolved:
In the Linux kernel, the following vulnerability has been resolved:
Published
2025-05-01T14:09:56.233Z
Last modified
2025-10-01T17:01:08.580Z
01What is this vulnerability?
In the Linux kernel, the following vulnerability has been resolved:
02Affected products
| Vendor | Product | Versions |
|---|
| Linux | Linux | 1cf1cae963c2e6032aebe1637e995bc2f5d330f4, 1cf1cae963c2e6032aebe1637e995bc2f5d330f4, 1cf1cae963c2e6032aebe1637e995bc2f5d330f4, 1cf1cae963c2e6032aebe1637e995bc2f5d330f4, 1cf1cae963c2e6032aebe1637e995bc2f5d330f4, 1cf1cae963c2e6032aebe1637e995bc2f5d330f4, 1cf1cae963c2e6032aebe1637e995bc2f5d330f4 |
| Linux | Linux | 4.12, 0, 4.14.300, 4.19.267, 5.4.225, 5.10.156, 5.15.80, 6.0.10, 6.1 |
03Active exploitation status
Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.
04Recommended remediation
- 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.
05Technical details
For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.
06Detection signatures
Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.
07Related CVEs
No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.
08Timeline
- Published: 2025-05-01T14:09:56.233Z
- Last modified: 2025-10-01T17:01:08.580Z
09References
- git.kernel.org — https://git.kernel.org/stable/c/047824a730699c6c66df43306b80f700c9dfc2fd
- git.kernel.org — https://git.kernel.org/stable/c/730fb1ef974a13915bc7651364d8b3318891cd70
- git.kernel.org — https://git.kernel.org/stable/c/7a704dbfd3735304e261f2787c52fbc7c3884736
- git.kernel.org — https://git.kernel.org/stable/c/e60f37a1d379c821c17b08f366412dce9ef3d99f
- git.kernel.org — https://git.kernel.org/stable/c/eaa8edd86514afac9deb9bf9a5053e74f37edf40
- git.kernel.org — https://git.kernel.org/stable/c/1b597f2d6a55e9f549989913860ad5170da04964
- git.kernel.org — https://git.kernel.org/stable/c/d3fd203f36d46aa29600a72d57a1b61af80e4a25
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