CVE-2020-7463

Katalog CVE

CVSS 5.5 · Medium EPSS 0,40%

Kerentanan Use After Free pada freebsd, apple icloud +7 lainnya. Skor CVSS 3.1 5.5 (Medium) menurut NVD.

Deskripsi (NVD)

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.

Rincian

Terbit di NVD

26 Maret 2021

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

5.5 (Medium), sumber NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-416: Use After Free

EPSS (30 hari)

0,40% peluang dieksploitasi; lebih tinggi dari 32,2% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://security.FreeBSD.org/advisories/FreeBSD-SA-20:25.sctp.asc advisory vendor
• http://seclists.org/fulldisclosure/2021/Apr/49 mailing list · advisory pihak ketiga
• http://seclists.org/fulldisclosure/2021/Apr/50 mailing list · advisory pihak ketiga
• http://seclists.org/fulldisclosure/2021/Apr/57 mailing list · advisory pihak ketiga
• http://seclists.org/fulldisclosure/2021/Apr/58 mailing list · advisory pihak ketiga
• http://seclists.org/fulldisclosure/2021/Apr/59 mailing list · advisory pihak ketiga
• https://support.apple.com/kb/HT212317 advisory pihak ketiga
• https://support.apple.com/kb/HT212318 advisory pihak ketiga
• https://support.apple.com/kb/HT212319 advisory pihak ketiga
• https://support.apple.com/kb/HT212321 advisory pihak ketiga
• https://support.apple.com/kb/HT212323 advisory pihak ketiga
• https://support.apple.com/kb/HT212324 advisory pihak ketiga
• https://support.apple.com/kb/HT212325 advisory pihak ketiga