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 Details
- CVSS 3.1 Base Score: 5.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Apple Itunes | — | Upgrade Apple iTunes to the latest version | Apr 27, 2021 | Apr 22, 2021 |
| Apple Osx Webrtc | — | Upgrade macOS to the latest version | Aug 23, 2021 | Apr 26, 2021 |
| Apple Safari | — | Uninstall Apple Safari on WindowsUpgrade to Apple Safari version 14.1 | Apr 27, 2021 | Mar 26, 2021 |
| Freebsd | — | Upgrade FreeBSD | Sep 3, 2020 | Sep 2, 2020 |
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