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CVE-2020-12659

Affected software7 products, listed below
Severity6.7 Medium CVSS 3.1 2 scores
WeaknessOut-of-bounds write (CWE-787)
Published5 May 2020
Updated17 Jun 2026

Description

An issue was discovered in the Linux kernel before 5.6.7. xdp_umem_reg in net/xdp/xdp_umem.c has an out-of-bounds write (by a user with the CAP_NET_ADMIN capability) because of a lack of headroom validation.

Exploitation status

No public exploit

No exploit has been reported in the sources we check. Published 6 years ago.
  • CISA KEV not listed
  • VulnCheck KEV not listed
  • CISA Vulnrichment no assessment published
  • Indexed PoC none indexed
  • EPSS 0.71% chance in 30 days

Waratek protection

Outside Waratek scope

A Java vulnerability, but not one Waratek protects. It affects only Java on a user's desktop (applets, Web Start, JavaFX, the installer), sits in a product the Waratek agent can't be installed into, or is in a package we don't expect in business applications. The decision below says which.

  • Protection none
  • Action not pursued none
  • Review human Researcher
  • Record active
Decided by Manual classification of this CVE in the legacy dataset
Finding A manual classification set this CVE's status to Outside Waratek scope, but the CVE names a tracked product.

CVSS

6.7 MEDIUM v3.1 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H 2 metrics

We show the highest score from the newest CVSS version. Scores from different versions can't be compared, and the first score listed is sometimes a 0.0 placeholder.

VersionScoreBandVectorAssignerType
CVSS 3.1 6.7 MEDIUM CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H NVD Primary published
CVSS 2.0 7.2 none AV:L/AC:L/Au:N/C:C/I:C/A:C NVD Primary

Affected software and releases

Products and versions

8 products, 17 version entries
SourceVendorProductSchemeAffected versions
nvd linux linux kernel generic ≥ 4.18 and ＜ 4.19.118 · ≥ 4.20 and ＜ 5.4.35 · ≥ 5.5 and ＜ 5.6.7
nvd netapp active iq unified manager generic any version
nvd netapp aff baseboard management controller generic a700s
nvd netapp cloud backup generic any version
nvd netapp hci baseboard management controller generic h300s · h410c · h410s · h500s · h610c · h610s · h615c · h700s
nvd netapp solidfire \& hci management node generic any version
nvd netapp solidfire baseboard management controller generic any version
nvd netapp steelstore cloud integrated storage generic any version

References

URLTags
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html Mailing List, Third Party Advisory, VDB Entry
https://bugzilla.kernel.org/show_bug.cgi?id=207225 Exploit, Issue Tracking, Vendor Advisory
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.6.7 Release Notes, Vendor Advisory
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=99e3a236dd43d06c65af0a2ef9cb44306aef6e02 Patch, Third Party Advisory
https://github.com/torvalds/linux/commit/99e3a236dd43d06c65af0a2ef9cb44306aef6e02 Patch, Third Party Advisory
https://security.netapp.com/advisory/ntap-20200608-0001/ Third Party Advisory
https://usn.ubuntu.com/4387-1/ Third Party Advisory
https://usn.ubuntu.com/4388-1/ Third Party Advisory
https://usn.ubuntu.com/4389-1/ Third Party Advisory

Timeline
Published2020-05-05By the CVE Program.
NVD record modified2026-06-17NVD's own last-modified date for this record.