CVE-2020-7463
MEDIUM | Platform: macOS | Changelog
CVE Details
Description
In FreeBSD 12.1-STABLE before r364644, 11.4-STABLE before r364651, 12.1-RELEASE before p9, 11.4-RELEASE before p3, and 11.3-RELEASE before p13, improper handling in the kernel causes a use-after-free bug by sending large user messages from multiple threads on the same SCTP socket. The use-after-free situation may result in unintended kernel behaviour including a kernel panic.
CVSS 3.1 Score
| Metric | Value |
|---|---|
| Base Score | 5.5 (MEDIUM) |
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
Weakness
References
- Apple Security Advisory
- NVD Entry
- http://seclists.org/fulldisclosure/2021/Apr/49 (Mailing List, Third Party Advisory)
- http://seclists.org/fulldisclosure/2021/Apr/50 (Mailing List, Third Party Advisory)
- http://seclists.org/fulldisclosure/2021/Apr/57 (Mailing List, Third Party Advisory)
- http://seclists.org/fulldisclosure/2021/Apr/58 (Mailing List, Third Party Advisory)
- http://seclists.org/fulldisclosure/2021/Apr/59 (Mailing List, Third Party Advisory)
- https://security.FreeBSD.org/advisories/FreeBSD-SA-20:25.sctp.asc (Vendor Advisory)
- https://support.apple.com/kb/HT212317 (Third Party Advisory)
- https://support.apple.com/kb/HT212318 (Third Party Advisory)