CVE-2023-3108

low-risk

Published 2023-07-11

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.

Do I need to act?

0.01% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 6.2/10 Medium

LOCAL / LOW complexity

Affected Products (1)

Linux Kernel

Affected Vendors

Linux

References (6)

Third Party Advisory https://access.redhat.com/security/cve/CVE-2023-3108

Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=2221472

Patch https://github.com/torvalds/linux/commit/9399f0c51489ae8c16d6559b82a452fdc1895e9...

Third Party Advisory https://access.redhat.com/security/cve/CVE-2023-3108

Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=2221472

Patch https://github.com/torvalds/linux/commit/9399f0c51489ae8c16d6559b82a452fdc1895e9...

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low-risk

Severity 20/34 · Moderate

Exploitability 0/34 · Minimal

Exposure 5/34 · Minimal