PT-2022-5140 · Linux+5 · Linux+5

Duoming Zhou · Published 2022-04-02 · Updated 2023-08-14 · CVE-2022-1198

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Linux (affected versions not specified)

Description A use-after-free issue was discovered in the drivers/net/hamradio/6pack.c component of the Linux kernel. This issue is related to the use of memory after it has been freed. Exploitation of this issue may allow an attacker to cause a denial of service by crashing the Linux kernel. This can be achieved by simulating an ax25 device using the 6pack driver from user space.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

ALT-PU-2022-1647

ALT-PU-2022-1730

ALT-PU-2022-1768

ALT-PU-2022-2155

ALT-PU-2023-1684

ALT-PU-2023-1741

ALT-PU-2023-1814

ALT-PU-2023-4894

AZL-10791

BDU:2022-06397

CVE-2022-1198

DLA-3065-1

DSA-5127-1

DSA-5173-1

MGASA-2022-0154

MGASA-2022-0155

OESA-2022-1621

OPENSUSE-SU-2022_1163-1

OPENSUSE-SU-2022_1183-1

OPENSUSE-SU-2022_2520-1

OPENSUSE-SU-2022_2615-1

SUSE-SU-2022:1163-1

SUSE-SU-2022:1183-1

SUSE-SU-2022:1407-1

SUSE-SU-2022:2520-1

SUSE-SU-2022:2615-1

USN-5467-1

USN-5469-1

USN-5515-1

USN-5541-1

Affected Products

Alt Linux

Astra Linux

Linux

Linuxmint

Suse

Ubuntu

References · 470

• 🔥 https://github.com/torvalds/linux/commit/efe4186e6a1b54bf38b9e05450d43b0da1fd7739 · Exploit
• 🔥 https://openwall.com/lists/oss-security/2022/04/02/3 · Exploit
• https://ubuntu.com/security/CVE-2022-0168 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-39713 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2022:1183-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-1353 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2022:2520-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-1198 · Security Note
• https://ubuntu.com/security/CVE-2022-1972 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-23042 · Security Note
• https://advisories.mageia.org/MGASA-2022-0154.html · Security Note
• https://osv.dev/vulnerability/DLA-3065-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-1966 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-28388 · Vendor Advisory
• https://osv.dev/vulnerability/USN-5467-1 · Vendor Advisory