CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
13.8%
Issue Overview:
2024-06-19: CVE-2023-52845 was added to this advisory.
A use-after-free flaw was found in vcs_read in drivers/tty/vt/vc_screen.c in vc_screen in the Linux Kernel. In this flaw an attacker with local user access may lead to a system crash or a leak of internal kernel information. (CVE-2023-3567)
In the Linux kernel, the following vulnerability has been resolved:
tipc: Change nla_policy for bearer-related names to NLA_NUL_STRING (CVE-2023-52845)
Affected Packages:
kernel
Note:
This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.
Issue Correction:
Run yum update kernel to update your system.
New Packages:
aarch64:
kernel-4.14.330-250.540.amzn2.aarch64
kernel-headers-4.14.330-250.540.amzn2.aarch64
kernel-debuginfo-common-aarch64-4.14.330-250.540.amzn2.aarch64
perf-4.14.330-250.540.amzn2.aarch64
perf-debuginfo-4.14.330-250.540.amzn2.aarch64
python-perf-4.14.330-250.540.amzn2.aarch64
python-perf-debuginfo-4.14.330-250.540.amzn2.aarch64
kernel-tools-4.14.330-250.540.amzn2.aarch64
kernel-tools-devel-4.14.330-250.540.amzn2.aarch64
kernel-tools-debuginfo-4.14.330-250.540.amzn2.aarch64
kernel-devel-4.14.330-250.540.amzn2.aarch64
kernel-debuginfo-4.14.330-250.540.amzn2.aarch64
i686:
kernel-headers-4.14.330-250.540.amzn2.i686
src:
kernel-4.14.330-250.540.amzn2.src
x86_64:
kernel-4.14.330-250.540.amzn2.x86_64
kernel-headers-4.14.330-250.540.amzn2.x86_64
kernel-debuginfo-common-x86_64-4.14.330-250.540.amzn2.x86_64
perf-4.14.330-250.540.amzn2.x86_64
perf-debuginfo-4.14.330-250.540.amzn2.x86_64
python-perf-4.14.330-250.540.amzn2.x86_64
python-perf-debuginfo-4.14.330-250.540.amzn2.x86_64
kernel-tools-4.14.330-250.540.amzn2.x86_64
kernel-tools-devel-4.14.330-250.540.amzn2.x86_64
kernel-tools-debuginfo-4.14.330-250.540.amzn2.x86_64
kernel-devel-4.14.330-250.540.amzn2.x86_64
kernel-debuginfo-4.14.330-250.540.amzn2.x86_64
kernel-livepatch-4.14.330-250.540-1.0-0.amzn2.x86_64
Red Hat: CVE-2023-3567, CVE-2023-52845
Mitre: CVE-2023-3567, CVE-2023-52845