CVE-2023-0160 — Deadlock in Kernel

CWE-833 — DeadlockCWE-667 — Improper Locking8 documents7 sources
Severity
5.5MEDIUMNVD
EPSS
0.0%
top 98.72%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
Linux KernelDebian LinuxFedoraproject Fedora+1 more
Timeline
PublishedJul 18
Latest updateJun 13

Description

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

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages4 packages

▶debiandebian/linux< linux 6.1.85-1 (bookworm)
▶Debianlinux/linux_kernel< 5.10.216-1+3

Also affects: Fedora 38

Patches

Patch: git.kernel.org ↗Patch: git.kernel.org ↗

🔴Vulnerability Details

2
OSV
CVE-2023-0160: A deadlock flaw was found in the Linux kernel’s BPF subsystem↗2023-07-18
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GHSA
GHSA-m24r-p59v-q652: A deadlock flaw was found in the Linux kernel’s BPF subsystem↗2023-07-18
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📋Vendor Advisories

5
CISA ICS
Siemens TIM 1531 IRC↗2024-06-13
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CISA ICS
Siemens SCALANCE XCM-/XRM-300↗2024-02-15
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Microsoft
Possibility of deadlock in libbpf function sock_hash_delete_elem↗2023-07-11
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Red Hat
kernel: possibility of deadlock in libbpf function sock_hash_delete_elem↗2023-03-12
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Debian
CVE-2023-0160: linux - A deadlock flaw was found in the Linux kernel’s BPF subsystem. This flaw allows ...↗2023
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