In the Linux kernel before 5.5.8, get_raw_socket in drivers/vhost/net.c lacks validation of an sk_family field, which might allow attackers to trigger kernel stack corruption via crafted system calls.
CVE-2020-10942
Score 5.3 from GitHub Security Advisory published 2022-05-24. NVD baseline CVSS 5.3; sources differ by 0.0.
- Lower severity and no public exploit yet
A fix is available — apply it.
- CVSS v3
- 5.3
- EG Score
- 5.3(medium)
- EG Risk
- —
- EPSS
- 57.9%
- KEV
- Not listed
Published
March 24, 2020
Last Modified
November 21, 2024
References (30)
- cve@mitrehttp://lists.opensuse.org/opensuse-security-announce/2020-04/msg00035.html
- cve@mitrehttp://www.openwall.com/lists/oss-security/2020/04/15/4
- cve@mitrehttps://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.5.8
- cve@mitrehttps://git.kernel.org/linus/42d84c8490f9f0931786f1623191fcab397c3d64
- cve@mitrehttps://lists.debian.org/debian-lts-announce/2020/06/msg00011.html
- cve@mitrehttps://lists.debian.org/debian-lts-announce/2020/06/msg00012.html
- cve@mitrehttps://lists.debian.org/debian-lts-announce/2020/06/msg00013.html
- cve@mitrehttps://lkml.org/lkml/2020/2/15/125
- cve@mitrehttps://security.netapp.com/advisory/ntap-20200403-0003/
- cve@mitrehttps://usn.ubuntu.com/4342-1/
- cve@mitrehttps://usn.ubuntu.com/4344-1/
- cve@mitrehttps://usn.ubuntu.com/4345-1/
- cve@mitrehttps://usn.ubuntu.com/4364-1/
- cve@mitrehttps://www.debian.org/security/2020/dsa-4667
- cve@mitrehttps://www.debian.org/security/2020/dsa-4698
Vendor Advisories for CVE-2020-10942(4)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
- RHSA-2020:4609Red Hat Product SecurityMedium
Red Hat Security Advisory: kernel-rt security and bug fix update
- RHSA-2020:4431Red Hat Product SecurityMedium
Red Hat Security Advisory: kernel security, bug fix, and enhancement update
- RHSA-2020:4060Red Hat Product SecurityHigh
Red Hat Security Advisory: kernel security, bug fix, and enhancement update
- RHSA-2020:4062Red Hat Product SecurityHigh
Red Hat Security Advisory: kernel-rt security and bug fix update
Patch Availability(8)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | linux-image-virtual (5.3.0.51.42) @ eoan | 2026-05-27 | ubuntu |
| ubuntu | linux-image-virtual-hwe-16.04-edge (4.15.0.99.106) @ xenial | 2026-05-27 | ubuntu |
| ubuntu | linux-image-oem-osp1 (5.0.0.1050.53) @ bionic | 2026-05-27 | ubuntu |
| ubuntu | linux-image-virtual-lts-xenial (4.4.0.179.187) @ xenial | 2026-05-27 | ubuntu |
| redhat | kernel-rt-0:4.18.0-240.rt7.54.el8 | 2020-11-04 | redhat |
| redhat | kernel-0:4.18.0-240.el8 | 2020-11-04 | redhat |
| redhat | kernel-0:3.10.0-1160.el7 | 2020-09-29 | redhat |
| redhat | kernel-rt-0:3.10.0-1160.rt56.1131.el7 | 2020-09-29 | 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(2)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Additional Vendor Advisories
(5)
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.
- Microsoft MSRCCVE-2020-109422020-09-25
In the Linux kernel before 5.5.8 get_raw_socket in drivers/vhost/net.c lacks validation of an sk_family field which might allow attackers to trigger kernel stack corruption via crafted system calls.
- UbuntuUSN-4342-1MEDIUM
Linux kernel vulnerabilities
- UbuntuUSN-4344-1MEDIUM
Linux kernel vulnerabilities
- UbuntuUSN-4345-1MEDIUM
Linux kernel vulnerabilities
- UbuntuUSN-4364-1MEDIUM
Linux kernel vulnerabilities
Data Freshness Timeline
(refreshed 13× in last 7d / 42× 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 22:32 UTCEG score recompute
- 2026-07-22 14:05 UTCEPSS rescore
- 2026-07-21 15:22 UTCEPSS rescore
- 2026-07-21 15:22 UTCEPSS rescore
- 2026-07-20 17:04 UTCEPSS rescore
- 2026-07-19 15:29 UTCOSV refresh
- 2026-07-19 14:28 UTCEPSS rescore
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- 2026-07-19 02:26 UTCEPSS rescore
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- 2026-07-06 16:25 UTCEPSS rescore
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- 2026-07-05 02:27 UTCEPSS rescore
- 2026-07-04 06:28 UTCEPSS rescore
- 2026-07-02 03:47 UTCOSV refresh
- 2026-07-01 15:03 UTCEPSS rescore
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- 2026-06-30 23:20 UTCEPSS rescore
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- 2026-06-28 14:05 UTCEPSS rescore
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- 2026-06-14 23:15 UTCEPSS rescore
- 2026-06-14 23:15 UTCEPSS rescore
- 2026-06-14 06:13 UTCOSV refresh
- 2026-06-13 22:58 UTCEPSS rescore
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- 2026-06-12 23:09 UTCEPSS rescore
- 2026-06-11 13:58 UTCEPSS rescore
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- 2026-05-31 22:29 UTCEPSS rescore
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- 2026-05-29 13:42 UTCEPSS rescore
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- 2026-05-28 13:43 UTCEPSS rescore
- 2026-05-28 13:43 UTCEPSS rescore
- 2026-05-27 13:39 UTCEPSS rescore
- 2026-05-27 05:55 UTCEG score recompute
- 2026-05-27 05:55 UTCVendor advisory
- 2026-05-27 05:55 UTCGHSA enrichment
- 2026-05-26 13:42 UTCEPSS rescore
- 2026-05-26 13:42 UTCEPSS rescore
- 2026-05-26 07:17 UTCEPSS rescore
- 2026-05-26 07:17 UTCEPSS rescore
- 2026-05-24 05:27 UTCOSV refresh
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Frequently asked(5)
What is CVE-2020-10942?
When was CVE-2020-10942 disclosed?
Is CVE-2020-10942 actively exploited?
What is the CVSS score of CVE-2020-10942?
How do I remediate CVE-2020-10942?
Dependency Blast Radius
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