#VU76016 Use-after-free in kpatch-patch-4_18_0-425_10_1 (Red Hat package) - CVE-2023-1476

Vulnerability identifier: #VU76016

Vulnerability risk: Low

CVSSv4.0: 0.4 [CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-1476

CWE-ID: CWE-416

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
kpatch-patch-4_18_0-425_10_1 (Red Hat package)
Operating systems & Components / Operating system package or component

Vendor: Red Hat Inc.

Description

The vulnerability allows a local user to gain access to sensitive information.

The vulnerability exists due to a missing patch for #VU68422 (CVE-2022-41222). A local user can gain access to sensitive information.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

kpatch-patch-4_18_0-425_10_1 (Red Hat package): before 1-4.el8_7

---

External links
https://bugzilla.redhat.com/show_bug.cgi?id=2176035

---

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.