CVE-2020-10732

LOWNVD 3.34.4▲

3.3

A flaw was found in the Linux kernel's implementation of Userspace core dumps. This flaw allows an attacker with a local account to crash a trivial program and exfiltrate private kernel data.

CVSS v3: 3.3
EG Score: 4.4(medium)
EPSS: 12.0%
KEV: Not listed

Published

June 12, 2020

Last Modified

November 21, 2024

References (28)

secalert@redhathttp://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html
secalert@redhathttp://lists.opensuse.org/opensuse-security-announce/2020-07/msg00008.html
secalert@redhathttps://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-10732
secalert@redhathttps://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=aca969cacf07f41070d788ce2b8ca71f09d5207d
secalert@redhathttps://github.com/google/kmsan/issues/76
secalert@redhathttps://github.com/ruscur/linux/commit/a95cdec9fa0c08e6eeb410d461c03af8fd1fef0a
secalert@redhathttps://lore.kernel.org/lkml/CAG_fn=VZZ7yUxtOGzuTLkr7wmfXWtKK9BHHYawj=rt9XWnCYvg%40mail.gmail.com/
secalert@redhathttps://security.netapp.com/advisory/ntap-20210129-0005/
secalert@redhathttps://twitter.com/grsecurity/status/1252558055629299712
secalert@redhathttps://usn.ubuntu.com/4411-1/
secalert@redhathttps://usn.ubuntu.com/4427-1/
secalert@redhathttps://usn.ubuntu.com/4439-1/
secalert@redhathttps://usn.ubuntu.com/4440-1/
secalert@redhathttps://usn.ubuntu.com/4485-1/
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html

Patch Availability(9)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
ubuntu	linux-image-virtual-lts-xenial (4.4.0.186.192) @ xenial	2026-05-23	ubuntu
ubuntu	linux-image-oracle (4.15.0.1051.42) @ xenial	2026-05-23	ubuntu
ubuntu	linux-image-virtual-hwe-20.04 (5.4.0.40.43) @ focal	2026-05-23	ubuntu
ubuntu	linux-image-oem-osp1 (5.0.0.1065.63) @ bionic	2026-05-23	ubuntu
ubuntu	linux-image-raspi2-hwe-18.04 (5.3.0.1030.20) @ bionic	2026-05-23	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-rt-0:3.10.0-1160.rt56.1131.el7	2020-09-29	redhat
redhat	kernel-0:3.10.0-1160.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.

All Vendor Advisories

(9)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 11× in last 7d / 19× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:11 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-29 13:42 UTCepss_batch
2026-05-29 13:42 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-23 03:42 UTCEG score recompute
2026-05-23 03:42 UTCVendor advisory
2026-05-23 03:42 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2020-10732?

CVE-2020-10732 is a low vulnerability published on June 12, 2020. A flaw was found in the Linux kernel's implementation of Userspace core dumps. This flaw allows an attacker with a local account to crash a trivial program and exfiltrate private kernel data.

When was CVE-2020-10732 disclosed?

CVE-2020-10732 was first published in the National Vulnerability Database on June 12, 2020, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2020-10732 actively exploited?

CVE-2020-10732 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 12.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2020-10732?

CVE-2020-10732 has a CVSS v3 base score of 3.3 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 4.4.

How do I remediate CVE-2020-10732?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2020-10732, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2020-10732

Published

Last Modified

References (28)

Patch Availability(9)

Weakness Classification(2)

All Vendor Advisories

Data Freshness Timeline

Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2020-10732?

Same vendor

Same CWE

CVE-2020-10732

📅 Published

🔄 Last Modified

🔗 References (28)

Patch Availability(9)

Weakness Classification(2)

All Vendor Advisories

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2020-10732?

🔗 Related CVEs(same vendor + same CWE)

Same vendor

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Published

Last Modified

References (28)

Frequently asked(5)

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