In ip_check_mc_rcu of igmp.c, there is a possible use after free due to improper locking. This could lead to local escalation of privilege when opening and closing inet sockets with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-112551163References: Upstream kernel
CVE-2022-20141
Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2022-06-16. NVD baseline CVSS 7.0; sources differ by 0.8.
- High severity, but no confirmed exploitation yet
A fix is available — apply it.
- CVSS v3
- 7.0
- EG Score
- 7.8(medium)
- EPSS
- 3.9%
- KEV
- Not listed
Published
June 15, 2022
Last Modified
November 21, 2024
References (2)
- security@androidhttps://source.android.com/security/bulletin/2022-06-01
- af854a3a-2127-422b-91ae-364da2661108https://source.android.com/security/bulletin/2022-06-01
Vendor Advisories for CVE-2022-20141(3)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
- RHSA-2024:0412Red Hat Product SecurityHigh
Red Hat Security Advisory: kernel security and bug fix update
- RHSA-2023:2951Red Hat Product SecurityHigh
Red Hat Security Advisory: kernel security, bug fix, and enhancement update
- RHSA-2023:2458Red Hat Product SecurityHigh
Red Hat Security Advisory: kernel security, bug fix, and enhancement update
Patch Availability(6)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | linux-image-lowlatency (4.4.0.230.236) @ xenial | 2026-05-25 | ubuntu |
| redhat | kernel-0:4.18.0-372.87.1.el8_6 | 2024-01-25 | redhat |
| redhat | kernel-rt-0:4.18.0-477.10.1.rt7.274.el8_8 | 2023-05-16 | redhat |
| redhat | kernel-0:4.18.0-477.10.1.el8_8 | 2023-05-16 | redhat |
| redhat | kernel-rt-0:5.14.0-284.11.1.rt14.296.el9_2 | 2023-05-09 | redhat |
| redhat | kernel-0:5.14.0-284.11.1.el9_2 | 2023-05-09 | redhat |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
Weakness Classification(3)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Additional Vendor Advisories
(3)
Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.
Data Freshness Timeline
(refreshed 11× in last 7d / 46× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-22 14:06 UTCEPSS rescore
- 2026-07-21 15:22 UTCEPSS rescore
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- 2026-07-20 17:05 UTCEPSS rescore
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- 2026-07-18 10:02 UTCEPSS rescore
- 2026-07-17 06:46 UTCOSV refresh
- 2026-07-16 17:00 UTCEPSS rescore
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- 2026-07-08 15:12 UTCEPSS rescore
- 2026-07-08 15:12 UTCEPSS rescore
- 2026-07-07 13:43 UTCEPSS rescore
- 2026-07-06 02:21 UTCEPSS rescore
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- 2026-07-06 02:21 UTCEPSS rescore
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- 2026-06-30 23:20 UTCEPSS rescore
- 2026-06-29 14:04 UTCEPSS rescore
- 2026-06-29 14:04 UTCEPSS rescore
- 2026-06-29 05:02 UTCOSV refresh
- 2026-06-28 14:05 UTCEPSS rescore
- 2026-06-28 04:54 UTCEPSS rescore
- 2026-06-28 04:54 UTCEPSS rescore
- 2026-06-27 03:07 UTCEPSS rescore
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- 2026-06-25 13:48 UTCEPSS rescore
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- 2026-06-23 21:31 UTCEPSS rescore
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- 2026-06-22 14:24 UTCEPSS rescore
- 2026-06-21 14:55 UTCEPSS rescore
- 2026-06-21 01:58 UTCEPSS rescore
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- 2026-06-19 19:24 UTCEPSS rescore
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- 2026-06-17 17:51 UTCEPSS rescore
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- 2026-06-16 17:51 UTCEPSS rescore
- 2026-06-15 17:46 UTCEPSS rescore
- 2026-06-14 23:15 UTCEPSS rescore
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- 2026-06-13 22:58 UTCEPSS rescore
- 2026-06-13 22:58 UTCEPSS rescore
- 2026-06-12 23:10 UTCEPSS rescore
- 2026-06-11 23:27 UTCOSV refresh
- 2026-06-11 13:58 UTCEPSS rescore
- 2026-06-10 22:16 UTCEPSS rescore
- 2026-06-10 13:20 UTCEPSS rescore
- 2026-06-08 14:15 UTCEPSS rescore
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- 2026-06-08 14:15 UTCEPSS rescore
- 2026-06-07 15:23 UTCEPSS rescore
- 2026-06-07 15:23 UTCEPSS rescore
- 2026-06-06 13:46 UTCEPSS rescore
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- 2026-06-05 22:45 UTCEPSS rescore
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- 2026-06-05 06:09 UTCEPSS rescore
- 2026-06-05 06:09 UTCEPSS rescore
- 2026-06-04 13:11 UTCEPSS rescore
- 2026-06-04 13:10 UTCEPSS rescore
- 2026-06-02 20:11 UTCEPSS rescore
- 2026-06-02 20:11 UTCEPSS rescore
- 2026-06-01 13:50 UTCEPSS rescore
- 2026-06-01 13:50 UTCEPSS rescore
- 2026-05-31 22:29 UTCEPSS rescore
- 2026-05-31 00:15 UTCEPSS rescore
- 2026-05-31 00:15 UTCEPSS rescore
- 2026-05-29 13:42 UTCEPSS rescore
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- 2026-05-26 07:17 UTCEPSS rescore
- 2026-05-26 07:17 UTCEPSS rescore
- 2026-05-25 20:31 UTCEG score recompute
- 2026-05-25 20:31 UTCVendor advisory
- 2026-05-25 20:31 UTCGHSA enrichment
Frequently asked(5)
What is CVE-2022-20141?
When was CVE-2022-20141 disclosed?
Is CVE-2022-20141 actively exploited?
What is the CVSS score of CVE-2022-20141?
How do I remediate CVE-2022-20141?
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