CVE-2022-42703

mm/rmap.c in the Linux kernel before 5.19.7 has a use-after-free related to leaf anon_vma double reuse.

CVSS v3.1

5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS

0.87% chance of exploitation in the next 30 days, 56th percentile

Published

2022-10-09

Updated

2024-08-03

Proof-of-concept exploits (3)

• https://googleprojectzero.blogspot.com/2022/12/exploiting-CVE-2022-42703-bringing-back-th…
• Satheesh575555/linux-4.1.15_CVE-2022-427030★ · 2023-10-06
• Squirre17/hbp-attack-demo4★ · 2023-07-02

References

• CVE Record
• NVD entry

Related

• CVE-2019-17621
• CVE-2019-8985
• CVE-2021-4034
• CVE-2022-4268
• CVE-2022-4271
• CVE-2022-4267