github - ghsa-c6q3-xgg3-276c

GHSA-C6Q3-XGG3-276C

Vulnerability from github – Published: 2024-03-04 18:30 – Updated: 2025-02-03 15:31

Details

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

mac80211: fix locking in ieee80211_start_ap error path

We need to hold the local->mtx to release the channel context, as even encoded by the lockdep_assert_held() there. Fix it.

Severity ?

5.5 (Medium)


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

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  "aliases": [
    "CVE-2021-47091"
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  "id": "GHSA-c6q3-xgg3-276c",
  "modified": "2025-02-03T15:31:59Z",
  "published": "2024-03-04T18:30:38Z",
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CVE-2021-47091 (GCVE-0-2021-47091)

Vulnerability from cvelistv5 – Published: 2024-03-04 18:10 – Updated: 2025-05-04 07:03

Summary

In the Linux kernel, the following vulnerability has been resolved: mac80211: fix locking in ieee80211_start_ap error path We need to hold the local->mtx to release the channel context, as even encoded by the lockdep_assert_held() there. Fix it.

Severity ?

No CVSS data available.

Assigner

Linux

References

URL

Tags

	https://git.kernel.org/stable/c/ac61b9c6c0549aaeb…
	https://git.kernel.org/stable/c/c1d1ec4db5f7264cf…
	https://git.kernel.org/stable/c/87a270625a89fc841…

Impacted products

Vendor

Product

Version

Linux

Affected: 295b02c4be74bebf988593b8322369513fcecf68 , < ac61b9c6c0549aaeb98194cf429d93c41bfe5f79 (git)
Affected: 295b02c4be74bebf988593b8322369513fcecf68 , < c1d1ec4db5f7264cfc21993e59e8f2dcecf4b44f (git)
Affected: 295b02c4be74bebf988593b8322369513fcecf68 , < 87a270625a89fc841f1a7e21aae6176543d8385c (git)

Linux

Affected: 5.10
Unaffected: 0 , < 5.10 (semver)
Unaffected: 5.10.89 , ≤ 5.10.* (semver)
Unaffected: 5.15.12 , ≤ 5.15.* (semver)
Unaffected: 5.16 , ≤ * (original_commit_for_fix)

Show details on NVD website

JSON

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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-C6Q3-XGG3-276C

CVE-2021-47091 (GCVE-0-2021-47091)

Tags

Sightings

Nomenclature