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Vulnerability record · CVE-2020-12770 · published 9 May 2020

CVE-2020-12770: Linux kernel vulnerability

Linux · Linux Kernel

An issue was discovered in the Linux kernel through 5.6.11. sg_write lacks an sg_remove_request call in a certain failure case, aka CID-83c6f2390040.

6.7 CVSS 3.1 Medium EPSS 0.59% · top 53.9%
6.7CVSS 3.1 base score, v2 4.6
0.59%EPSS exploitation probability, 30 days
NoNot in CISA KEV
23Affected product versions listed by NVD
32References
17 Jun 2026Last modified by NVD

Description

An issue was discovered in the Linux kernel through 5.6.11. sg_write lacks an sg_remove_request call in a certain failure case, aka CID-83c6f2390040.

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Affected products

23 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=83c6f2390040f188cc25b270b4befeb5628c1aee Mailing ListPatch
https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html Mailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html Mailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html Mailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ES5C6ZCMALBEBMKNNCTBSLL
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IO5XIQSRI747P4RVVTNX7TU
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R54VC7B6MDYKP57AWC2HN7A
https://lkml.org/lkml/2020/4/13/870 Mailing ListPatchThird Party Advisory
https://security.netapp.com/advisory/ntap-20200608-0001/ Third Party Advisory
https://usn.ubuntu.com/4411-1/ Third Party Advisory
https://usn.ubuntu.com/4412-1/ Third Party Advisory
https://usn.ubuntu.com/4413-1/ Third Party Advisory
https://usn.ubuntu.com/4414-1/ Third Party Advisory
https://usn.ubuntu.com/4419-1/ Third Party Advisory
https://www.debian.org/security/2020/dsa-4698 Third Party Advisory
https://www.debian.org/security/2020/dsa-4699 Third Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=83c6f2390040f188cc25b270b4befeb5628c1aee Mailing ListPatch
https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html Mailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html Mailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html Mailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ES5C6ZCMALBEBMKNNCTBSLL
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IO5XIQSRI747P4RVVTNX7TU
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R54VC7B6MDYKP57AWC2HN7A
https://lkml.org/lkml/2020/4/13/870 Mailing ListPatchThird Party Advisory
https://security.netapp.com/advisory/ntap-20200608-0001/ Third Party Advisory
https://usn.ubuntu.com/4411-1/ Third Party Advisory
https://usn.ubuntu.com/4412-1/ Third Party Advisory
https://usn.ubuntu.com/4413-1/ Third Party Advisory
https://usn.ubuntu.com/4414-1/ Third Party Advisory
https://usn.ubuntu.com/4419-1/ Third Party Advisory
https://www.debian.org/security/2020/dsa-4698 Third Party Advisory
https://www.debian.org/security/2020/dsa-4699 Third Party Advisory

Track CVE-2020-12770 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

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Source: NIST National Vulnerability Database (record CVE-2020-12770), CISA KEV, FIRST EPSS (scores of 2026-10-03). This page is refreshed as NVD updates the record.