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CVE-2023-0160

16
FAUCET Score

CVE-2023-0160 describes a deadlock vulnerability within the Linux kernel's BPF subsystem, primarily affecting Fedora and other Linux kernel distributions. This flaw carries a medium severity CVSS score of 5.5, indicating that a local attacker with low privileges can exploit it with low complexity to cause a denial of service by crashing the system. Currently, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 6.4CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
38CPE matchmatch criteria
cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*
All Versions ImpactedCPE match
cpe:2.3:o:fedoraproject:fedora:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

4.7MEDIUM

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 Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
1.0
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.29%
Probability of exploitation in next 30 days
EPSS Percentile
21.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0029 is in the 77th percentile among its peer group of 15,940 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (3)

microsoftpatch availablevia msrc
Product: cbl2 kernel 5.15.131.1-2 on CBL Mariner 2.0Fixed in: 5.15.131.1-2
microsoftpatch availablevia msrc
Product: 18282-16823Fixed in: 5.15.131.1-2
redhatworkaround availablevia nvd_reference
View patch

Vendor Advisories (2)

microsoft2023-Jul/CVE-2023-0160Moderate

Possibility of deadlock in libbpf function sock_hash_delete_elem

Jul 11, 2023
redhatCVE-2023-0160Low

kernel: possibility of deadlock in libbpf function sock_hash_delete_elem

Mar 12, 2023

References

access.redhat.com / security/cve/CVE-2023-0160
MitigationThird Party Advisory
bugzilla.redhat.com / show_bug.cgi
Issue TrackingThird Party Advisory
git.kernel.org / pub/scm/linux/kernel/git/torvalds/linux.git/commit
Mailing ListPatch
lore.kernel.org / all/CABcoxUayum5oOqFMMqAeWuS8+EzojquSOSyDA3J_2omY=2EeAg@mail.gmail.com
ExploitMailing ListVendor Advisory