What’s Vulnerable › Vulnerabilities

CVE-2020-12770

• Severity: medium (CVSS 6.7 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-05-09 · updated 2026-06-17

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.

Affected products

• Canonical Ubuntu Linux: 14.04, 16.04, 18.04, 19.10, 20.04
• Debian Linux: 8.0, 9.0, 10.0
• Fedoraproject Fedora: 30, 31, 32
• Linux kernel: through 5.6.11
• NetApp A700S Firmware: all versions
• Active IQ Unified Manager for VMware vSphere, Linux, and Microsoft Windows: all versions
• NetApp Bootstrap Os: all versions
• NetApp Cloud Backup: all versions
• NetApp Element Software: all versions
• NetApp H300E Firmware: all versions
• NetApp H300S Firmware: all versions
• NetApp H410C Firmware: all versions
• NetApp H410S Firmware: all versions
• NetApp H500E Firmware: all versions
• NetApp H500S Firmware: all versions
• NetApp H610C Firmware: all versions
• NetApp H610S Firmware: all versions
• NetApp H615C Firmware: all versions
• NetApp H700E Firmware: all versions
• NetApp H700S Firmware: all versions
• NetApp Hci Management Node: all versions
• NetApp Solidfire: all versions
• NetApp Steelstore Cloud Integrated Storage: all versions

References

• https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=83c6f2390040f188cc25b270b4befeb5628c1aee
• https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html
• https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html
• https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ES5C6ZCMALBEBMKNNCTBSLLSYGFZG3FF/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IO5XIQSRI747P4RVVTNX7TUPEOCF4OPU/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R54VC7B6MDYKP57AWC2HN7AUJYH62RKI/
• https://lkml.org/lkml/2020/4/13/870
• https://security.netapp.com/advisory/ntap-20200608-0001/
• https://usn.ubuntu.com/4411-1/
• https://usn.ubuntu.com/4412-1/
• https://usn.ubuntu.com/4413-1/

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