PT-2015-3447 · Linux+1 · Linux Kernel+1

Alex · Published 2015-02-10 · Updated 2023-07-20 · CVE-2023-3108

Positive Technologies (AI Summary)

CVSS v3.1

6.2

Medium

Base vector

AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description A flaw was found in the subsequent get user pages fast in the Linux kernel’s interface for symmetric key cipher algorithms in the skcipher recvmsg of crypto/algif skcipher.c function. This flaw allows a local user to crash the system. The issue is related to synchronization errors when using a shared resource, which can be exploited to cause a denial of service.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Resource Exhaustion

Race Condition

Memory Corruption

Weakness Enumeration

CWE-400

CWE-362

CWE-787

Related Identifiers

BDU:2023-04488

CVE-2023-3108

Affected Products

Astra Linux

Linux Kernel

References · 17

• https://github.com/torvalds/linux/commit/9399f0c51489ae8c16d6559b82a452fdc1895e91 · Patch
• https://osv.dev/vulnerability/CVE-2023-3108 · Vendor Advisory
• https://wiki.astralinux.ru/astra-linux-se81-bulletin-20241206SE81 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2023-3108 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-3108 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2023-3108 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-3108 · Vendor Advisory
• https://bugzilla.redhat.com/show_bug.cgi?id=2221472 · Patch
• https://ubuntu.com/security/CVE-2023-3108 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2023-3108 · Security Note
• https://bdu.fstec.ru/vul/2023-04488 · Security Note
• https://t.me/cvenotify/54692 · Telegram Post
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-3108 · Note
• https://access.redhat.com/security/cve/CVE-2023-3108 · Note
• https://access.redhat.com/security/cve/CVE-2023-3108%20T · Note