CVE-2023-39189 — Out-of-bounds Read in Kernel
Severity
6.0MEDIUMNVD
CNA5.1
EPSS
0.0%
top 99.20%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedOct 9
Latest updateFeb 14
Description
A flaw was found in the Netfilter subsystem in the Linux kernel. The nfnl_osf_add_callback function did not validate the user mode controlled opt_num field. This flaw allows a local privileged (CAP_NET_ADMIN) attacker to trigger an out-of-bounds read, leading to a crash or information disclosure.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:HExploitability: 0.8 | Impact: 5.2
Affected Packages2 packages
Also affects: Enterprise Linux 8.0, 9.0, Fedora 38
Patches
🔴Vulnerability Details
12📋Vendor Advisories
22💬Community
1Bugzilla
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