Published: 26/03/2021 Updated: 09/01/2023

CVSS v2 Base Score: 4.9 | Impact Score: 6.9 | Exploitability Score: 3.9

CVSS v3 Base Score: 5.5 | Impact Score: 3.6 | Exploitability Score: 1.8

VMScore: 436

Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C

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.

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freebsd freebsd 11.3
freebsd freebsd 12.1
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freebsd freebsd 12.2
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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 APPLE-SA-2021-04-26-1 iOS 145 and iPadOS 145 iOS 145 and iPadOS 145 addresses the following issues Information about the security content is also available at supportapplecom/HT212317 Accessibility Available for: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad ...

CWE-416 https://security.FreeBSD.org/advisories/FreeBSD-SA-20:25.sctp.asc https://support.apple.com/kb/HT212325 https://support.apple.com/kb/HT212321 https://support.apple.com/kb/HT212317 https://support.apple.com/kb/HT212318 https://support.apple.com/kb/HT212319 http://seclists.org/fulldisclosure/2021/Apr/50 http://seclists.org/fulldisclosure/2021/Apr/49 http://seclists.org/fulldisclosure/2021/Apr/57 http://seclists.org/fulldisclosure/2021/Apr/58 http://seclists.org/fulldisclosure/2021/Apr/59 https://support.apple.com/kb/HT212324 https://support.apple.com/kb/HT212323 https://nvd.nist.gov http://seclists.org/fulldisclosure/2021/Apr/59

CVE-2020-7463

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