Home/CVE/A flaw was found in the Linux kernel's implementation of Userspace core dumps. This flaw allows an attacker with a local
CVE

CVE-2020-10732

A flaw was found in the Linux kernel's implementation of Userspace core dumps. This flaw allows an attacker with a local

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.

LOW · CVSS 3.3 EPSS 0.00039
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-908Use of Uninitialized Resource
CWE-908Use of Uninitialized Resource
▤

Affected Products & Versions

25
linux kernel< 3.16.85
linux kernel>= 4.4 and < 4.4.226
linux kernel>= 4.9 and < 4.9.226
linux kernel>= 4.14 and < 4.14.183
linux kernel>= 4.19 and < 4.19.126
linux kernel>= 5.4 and < 5.4.44
linux kernel>= 5.6 and < 5.6.16
opensuse leapall versions
▣

Scoring & Timeline

3.3
LOW · CVSS v3.1 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD12 Jun 2020 · 02:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
⚑

Vendor Advisories

28
rhsaRHSA-2020:4431Low
rhsaRHSA-2020:4609Important
suse-csafopenSUSE-SU-2021:0242-1
android-securityANDROID-2021-01-01High
suse-csafSUSE-SU-2020:2487-1
🔗

References & Sources

14
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.htmlMailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00008.htmlMailing ListThird Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-10732Issue TrackingPatchThird Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=aca969cacf07f41070d788ce2b8ca71f09d5207dPatchVendor Advisory
https://github.com/google/kmsan/issues/76Issue TrackingThird Party Advisory
https://github.com/ruscur/linux/commit/a95cdec9fa0c08e6eeb410d461c03af8fd1fef0aPatchThird Party Advisory
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