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OVAL Definitions
>
OVAL Definition Details
Id
oval:com.altx-soft.nix:def:227213
[Rus]
Version
1
Class
vulnerability
ALTXid
454685
Language
English
Severity
High
Title
Amazon Linux 2003 -- vulnerability in kernel (CVE-2023-2235)
Description
The vulnerability was found in kernel.
Family
unix
Platform
Amazon Linux 2023
Product
kernel
Reference
CVE: CVE-2023-2235
CVE: CVE-2023-2235
Id:
CVE-2023-2235
Reference:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-2235
Comment
: A use-after-free vulnerability in the Linux Kernel Performance Events system can be exploited to achieve local privilege escalation. The perf_group_detach function did not check the event's siblings' attach_state before calling add_event_to_groups(), but remove_on_exec made it possible to call list_del_event() on before detaching from their group, making it possible to use a dangling pointer causing a use-after-free vulnerability. We recommend upgrading past commit fd0815f632c24878e325821943edccc7fde947a2.
CVSSv3 Score:
7.8
Attack vector:
LOCAL
Attack complexity:
LOW
Privileges required:
LOW
User interaction:
NONE
Scope:
UNCHANGED
Confidentiality impact:
HIGH
Integrity impact:
HIGH
Availability impact:
HIGH
CVSSv3 Vector:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE:
416 (Use After Free)
References:
https://kernel.dance/fd0815f632c24878e325821943edccc7fde947a2 (MISC)
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=fd0815f632c24878e325821943edccc7fde947a2 (MISC)
VENDOR: ALAS-2023-148
VENDOR: ALAS-2023-148
Id:
ALAS-2023-148
Reference:
https://alas.aws.amazon.com/AL2023/ALAS-2023-148.html
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