CVE-2020-12770 — Missing Release of Memory after Effective Lifetime in Kernel
CWE-401 — Missing Release of Memory after Effective LifetimeCWE-416 — Use After Free18 documents9 sources
Severity
6.7MEDIUMNVD
OSV6.4OSV5.9OSV4.1
EPSS
0.0%
top 87.21%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedMay 9
Latest updateMay 24
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 vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:HExploitability: 0.8 | Impact: 5.9
Affected Packages3 packages
Also affects: Debian Linux 10.0, 8.0, 9.0, Ubuntu Linux 14.04, 16.04, 18.04, 19.10, 20.04, Fedora 30, 31, 32
Patches
🔴Vulnerability Details
8OSV▶
linux, linux-aws, linux-aws-5.3, linux-azure, linux-azure-5.3, linux-gcp, linux-gcp-5.3, linux-gke-5.3, linux-hwe, linux-kvm, linux-oracle, linux-oracle-5.3, linux-raspi2-5.3 vulnerabilities↗2020-07-06
OSV▶
linux, linux-aws, linux-aws-hwe, linux-azure, linux-azure-4.15, linux-gcp, linux-gcp-4.15, linux-gke-4.15, linux-hwe, linux-kvm, linux-oem, linux-oracle, linux-raspi2, linux-snapdragon vulnerabilities↗2020-07-06
OSV▶
linux, linux-lts-xenial, linux-aws, linux-kvm, linux-raspi2, linux-snapdragon vulnerabilities↗2020-07-06
OSV▶
linux, linux-aws, inux-azure, linux-gcp, linux-kvm, linux-oracle, linux-raspi, linux-riscv vulnerabilities↗2020-07-06
📋Vendor Advisories
7Microsoft▶
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.↗2020-05-12