🔐 CVE Alert

CVE-2023-0160

MEDIUM 4.7

Possibility of deadlock in libbpf function sock_hash_delete_elem

CVSS Score
4.7
EPSS Score
0.0%
EPSS Percentile
0th

A deadlock flaw was found in the Linux kernel’s BPF subsystem. This flaw allows a local user to potentially crash the system.

CWE CWE-833
Vendor n/a
Product kernel
Published Jul 18, 2023
Last Updated Sep 26, 2024
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CVSS v3 Breakdown

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector
Local
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

Affected Versions

n/a / kernel
All versions affected
Red Hat / Red Hat Enterprise Linux 6
All versions affected
Red Hat / Red Hat Enterprise Linux 7
All versions affected
Red Hat / Red Hat Enterprise Linux 7
All versions affected
Red Hat / Red Hat Enterprise Linux 8
All versions affected
Red Hat / Red Hat Enterprise Linux 8
All versions affected
Red Hat / Red Hat Enterprise Linux 9
All versions affected
Red Hat / Red Hat Enterprise Linux 9
All versions affected
Fedora / Fedora
All versions affected

References

NVD ↗ CVE.org ↗ EPSS Data ↗
access.redhat.com: https://access.redhat.com/security/cve/CVE-2023-0160 bugzilla.redhat.com: https://bugzilla.redhat.com/show_bug.cgi?id=2159764 git.kernel.org: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ed17aa92dc56 lore.kernel.org: https://lore.kernel.org/all/CABcoxUayum5oOqFMMqAeWuS8+EzojquSOSyDA3J_2omY=2EeAg@mail.gmail.com/

Credits

Red Hat would like to thank Hsin-Wei Hung (University of California, Irvine) for reporting this issue.