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CVE-2023-53277wifi: iwl3945: Add missing check for create_singlethread_workqueue
- 5.5MediumCVSS base score
- 0.16%Exploitation in 30 daysEPSS · top 95% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
In the Linux kernel, the following vulnerability has been resolved: wifi: iwl3945: Add missing check for create_singlethread_workqueue Add the check for the return value of the create_singlethread_workqueue in order to avoid NULL pointer dereference.
Timeline
ID reserved
By Linux
Published
- 8 months later
· 8 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| NVDNVD · Modified | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.16% · top 95% of all CVEs (13 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Affected products
- affected b481de9ca074528fe8c429604e2777db8b89806a – < 3ae2fc4de12686f3fe695824169c1272c9f798f7
- affected b481de9ca074528fe8c429604e2777db8b89806a – < 7e594abc0424e4f8c2385f11aefeaadcfc507aa5
- affected b481de9ca074528fe8c429604e2777db8b89806a – < 2f80b3ff92514ebd227e5c55d3d1e480401b02b7
- affected b481de9ca074528fe8c429604e2777db8b89806a – < 505c74c4c0b1c5bcaa98a93b3087c268156070f1
- affected b481de9ca074528fe8c429604e2777db8b89806a – < 34f611204ae589bd5c494b10b41fb13436bd3c3f
- affected b481de9ca074528fe8c429604e2777db8b89806a – < 17e07d6587c55015956862ef3b101fd45fa49fbc
- affected b481de9ca074528fe8c429604e2777db8b89806a – < 1fdeb8b9f29dfd64805bb49475ac7566a3cb06cb
- affected 2.6.24
- unaffected < 2.6.24
- unaffected 4.19.276 – ≤ 4.19.*
- unaffected 5.4.235 – ≤ 5.4.*
- unaffected 5.10.173 – ≤ 5.10.*
- unaffected 5.15.99 – ≤ 5.15.*
- unaffected 6.1.16 – ≤ 6.1.*
- unaffected 6.2.3 – ≤ 6.2.*
- unaffected 6.3 – ≤ *
References
References7
- https://git.kernel.org/stable/c/3ae2fc4de12686f3fe695824169c1272c9f798f7 (opens in a new tab)
- https://git.kernel.org/stable/c/7e594abc0424e4f8c2385f11aefeaadcfc507aa5 (opens in a new tab)
- https://git.kernel.org/stable/c/2f80b3ff92514ebd227e5c55d3d1e480401b02b7 (opens in a new tab)
- https://git.kernel.org/stable/c/505c74c4c0b1c5bcaa98a93b3087c268156070f1 (opens in a new tab)
- https://git.kernel.org/stable/c/34f611204ae589bd5c494b10b41fb13436bd3c3f (opens in a new tab)
- https://git.kernel.org/stable/c/17e07d6587c55015956862ef3b101fd45fa49fbc (opens in a new tab)
- https://git.kernel.org/stable/c/1fdeb8b9f29dfd64805bb49475ac7566a3cb06cb (opens in a new tab)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2023-59912 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2023-53277)Record last updated .