CVE-2020-27786

Description

A flaw was found in the Linux kernels implementation of MIDI, where an attacker with a local account and the permissions to issue ioctl commands to midi devices could trigger a use-after-free issue. A write to this specific memory while freed and before use causes the flow of execution to change and possibly allow for memory corruption or privilege escalation. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

Risk Information

Base Score
7.8
MODERATE
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Score
Exploitation Probability
9.892

Associated Vulnerability

VulnerabilityOS Platform
SUSE-SU-2021:0133-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-default-4.12.14-122.57.1.x86_64.rpmLinux
SUSE-SU-2021:0133-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-default-base-4.12.14-122.57.1.x86_64.rpmLinux
SUSE-SU-2021:0133-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-default-base-debuginfo-4.12.14-122.57.1.x86_64.rpmLinux
SUSE-SU-2021:0133-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-default-debuginfo-4.12.14-122.57.1.x86_64.rpmLinux
SUSE-SU-2021:0133-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-default-debugsource-4.12.14-122.57.1.x86_64.rpmLinux
SUSE-SU-2021:0133-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-default-devel-4.12.14-122.57.1.x86_64.rpmLinux
SUSE-SU-2021:0133-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-default-devel-debuginfo-4.12.14-122.57.1.x86_64.rpmLinux
SUSE-SU-2021:0133-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-devel-4.12.14-122.57.1.noarch.rpmLinux
SUSE-SU-2021:0133-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-macros-4.12.14-122.57.1.noarch.rpmLinux
SUSE-SU-2021:0133-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-source-4.12.14-122.57.1.noarch.rpmLinux
SUSE-SU-2021:0133-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-syms-4.12.14-122.57.1.x86_64.rpmLinux
Kernel-uek update (ELSA-2021-9030) kernel-uek-4.1.12-124.47.3.el6uek.x86_64.rpmLinux
Kernel-uek-debug update (ELSA-2021-9030) kernel-uek-debug-4.1.12-124.47.3.el6uek.x86_64.rpmLinux
Kernel-uek-debug-devel update (ELSA-2021-9030) kernel-uek-debug-devel-4.1.12-124.47.3.el6uek.x86_64.rpmLinux
Kernel-uek-devel update (ELSA-2021-9030) kernel-uek-devel-4.1.12-124.47.3.el6uek.x86_64.rpmLinux
Kernel-uek-doc update (ELSA-2021-9030) kernel-uek-doc-4.1.12-124.47.3.el6uek.noarch.rpmLinux
Kernel-uek-firmware update (ELSA-2021-9030) kernel-uek-firmware-4.1.12-124.47.3.el6uek.noarch.rpmLinux
Kernel-uek update (ELSA-2021-9030) kernel-uek-4.1.12-124.47.3.el7uek.x86_64.rpmLinux
Kernel-uek-debug update (ELSA-2021-9030) kernel-uek-debug-4.1.12-124.47.3.el7uek.x86_64.rpmLinux
Kernel-uek-debug-devel update (ELSA-2021-9030) kernel-uek-debug-devel-4.1.12-124.47.3.el7uek.x86_64.rpmLinux
Kernel-uek-devel update (ELSA-2021-9030) kernel-uek-devel-4.1.12-124.47.3.el7uek.x86_64.rpmLinux
Kernel-uek-doc update (ELSA-2021-9030) kernel-uek-doc-4.1.12-124.47.3.el7uek.noarch.rpmLinux
Kernel-uek-firmware update (ELSA-2021-9030) kernel-uek-firmware-4.1.12-124.47.3.el7uek.noarch.rpmLinux
(RHSA-2021:1578) kernel security, bug fix, and enhancement update bpftool-4.18.0-305.el8.x86_64.rpmLinux
(RHSA-2021:1578) kernel security, bug fix, and enhancement update kernel-4.18.0-305.el8.x86_64.rpmLinux
(RHSA-2021:1578) kernel security, bug fix, and enhancement update kernel-abi-stablelists-4.18.0-305.el8.noarch.rpmLinux
(RHSA-2021:1578) kernel security, bug fix, and enhancement update kernel-core-4.18.0-305.el8.x86_64.rpmLinux
(RHSA-2021:1578) kernel security, bug fix, and enhancement update kernel-cross-headers-4.18.0-305.el8.x86_64.rpmLinux
(RHSA-2021:1578) kernel security, bug fix, and enhancement update kernel-debug-4.18.0-305.el8.x86_64.rpmLinux
(RHSA-2021:1578) kernel security, bug fix, and enhancement update kernel-debug-core-4.18.0-305.el8.x86_64.rpmLinux
(RHSA-2021:1578) kernel security, bug fix, and enhancement update kernel-debug-devel-4.18.0-305.el8.x86_64.rpmLinux
(RHSA-2021:1578) kernel security, bug fix, and enhancement update kernel-debug-modules-4.18.0-305.el8.x86_64.rpmLinux
(RHSA-2021:1578) kernel security, bug fix, and enhancement update kernel-debug-modules-extra-4.18.0-305.el8.x86_64.rpmLinux
(RHSA-2021:1578) kernel security, bug fix, and enhancement update kernel-devel-4.18.0-305.el8.x86_64.rpmLinux
(RHSA-2021:1578) kernel security, bug fix, and enhancement update kernel-doc-4.18.0-305.el8.noarch.rpmLinux
(RHSA-2021:1578) kernel security, bug fix, and enhancement update kernel-headers-4.18.0-305.el8.x86_64.rpmLinux
(RHSA-2021:1578) kernel security, bug fix, and enhancement update kernel-modules-4.18.0-305.el8.x86_64.rpmLinux
(RHSA-2021:1578) kernel security, bug fix, and enhancement update kernel-modules-extra-4.18.0-305.el8.x86_64.rpmLinux
(RHSA-2021:1578) kernel security, bug fix, and enhancement update kernel-tools-4.18.0-305.el8.x86_64.rpmLinux
(RHSA-2021:1578) kernel security, bug fix, and enhancement update kernel-tools-libs-4.18.0-305.el8.x86_64.rpmLinux
(RHSA-2021:1578) kernel security, bug fix, and enhancement update perf-4.18.0-305.el8.x86_64.rpmLinux
(RHSA-2021:1578) kernel security, bug fix, and enhancement update python3-perf-4.18.0-305.el8.x86_64.rpmLinux

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234