CVE-2020-25212

Summary

CVECVE-2020-25212
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2020-09-09 16:15:00 UTC
Updated2022-04-28 18:32:00 UTC
DescriptionA TOCTOU mismatch in the NFS client code in the Linux kernel before 5.8.3 could be used by local attackers to corrupt memory or possibly have unspecified other impact because a size check is in fs/nfs/nfs4proc.c instead of fs/nfs/nfs4xdr.c, aka CID-b4487b935452.

Risk And Classification

Problem Types: CWE-787 | CWE-367

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Canonical Ubuntu Linux 14.04 All All All
Operating System Canonical Ubuntu Linux 16.04 All All All
Operating System Canonical Ubuntu Linux 18.04 All All All
Operating System Canonical Ubuntu Linux 20.04 All All All
Operating System Debian Debian Linux 9.0 All All All
Operating System Linux Linux Kernel All All All All
Operating System Linux Linux Kernel All All All All
Operating System Opensuse Leap 15.1 All All All
Operating System Opensuse Leap 15.2 All All All

References

ReferenceSourceLinkTags
[security-announce] openSUSE-SU-2020:1655-1: important: Security update SUSE lists.opensuse.org
USN-4578-1: Linux kernel vulnerabilities | Ubuntu security notices | Ubuntu UBUNTU usn.ubuntu.com
[SECURITY] [DLA 2420-2] linux regression update MLIST lists.debian.org
[security-announce] openSUSE-SU-2020:1698-1: important: Security update SUSE lists.opensuse.org
grsecurity on Twitter: "https://t.co/kiTL438tB1" MISC twitter.com Third Party Advisory
[security-announce] openSUSE-SU-2020:1682-1: important: Security update SUSE lists.opensuse.org
[SECURITY] [DLA 2385-1] linux-4.19 security update MLIST lists.debian.org
USN-4527-1: Linux kernel vulnerabilities | Ubuntu security notices | Ubuntu UBUNTU usn.ubuntu.com
kernel/git/torvalds/linux.git - Linux kernel source tree MISC git.kernel.org Mailing List, Patch, Vendor Advisory
USN-4525-1: Linux kernel vulnerabilities | Ubuntu security notices | Ubuntu UBUNTU usn.ubuntu.com
cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.8.3 MISC cdn.kernel.org Mailing List, Vendor Advisory
[SECURITY] [DLA 2420-1] linux security update MLIST lists.debian.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 159185 Oracle Enterprise Linux Security Update for kernel (ELSA-2021-1578)
  • 239314 Red Hat Update for kernel-rt (RHSA-2021:1739)
  • 239339 Red Hat Update for kernel (RHSA-2021:1578)
  • 353100 Amazon Linux Security Advisory for kernel : ALAC2012-2021-024
  • 353101 Amazon Linux Security Advisory for kmod-mlx5 : ALAC2012-2021-025
  • 353102 Amazon Linux Security Advisory for kmod-sfc : ALAC2012-2021-026
  • 353135 Amazon Linux Security Advisory for kernel : ALAS2KERNEL-5.4-2022-016
  • 6140295 AWS Bottlerocket Security Update for kernel (GHSA-63hp-p87h-7795)
  • 750376 OpenSUSE Security Update for RT kernel (openSUSE-SU-2021:0242-1)
  • 750533 OpenSUSE Security Update for the Linux Kernel (openSUSE-SU-2020:2112-1)
  • 900076 CBL-Mariner Linux Security Update for kernel 5.4.91
  • 903066 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (3454)
  • 906076 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (3454-1)
  • 940354 AlmaLinux Security Update for kernel (ALSA-2021:1578)
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