CVE-2020-25643

Katalog CVE

CVSS 7.2 · High EPSS 3,3%

Kerentanan Improper Input Validation pada linux kernel, redhat enterprise linux +4 lainnya. Skor CVSS 3.1 7.2 (High) menurut NVD.

Deskripsi (NVD)

A flaw was found in the HDLC_PPP module of the Linux kernel in versions before 5.9-rc7. Memory corruption and a read overflow is caused by improper input validation in the ppp_cp_parse_cr function which can cause the system to crash or cause a denial of service. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Rincian

Terbit di NVD

6 Oktober 2020

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-20: Improper Input Validation

EPSS (30 hari)

3,3% peluang dieksploitasi; lebih tinggi dari 88,2% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://bugzilla.redhat.com/show_bug.cgi?id=1879981 issue tracking · patch · advisory pihak ketiga
• https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=66d42ed8b25b64eb63111a2b8582c5af... mailing list · patch · advisory pihak ketiga
• http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00021.html advisory pihak ketiga
• http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00042.html mailing list · advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2020/10/msg00028.html mailing list · advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2020/10/msg00032.html mailing list · advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2020/10/msg00034.html mailing list · advisory pihak ketiga
• https://security.netapp.com/advisory/ntap-20201103-0002/ advisory pihak ketiga
• https://www.debian.org/security/2020/dsa-4774 advisory pihak ketiga
• https://www.starwindsoftware.com/security/sw-20210325-0002/ advisory pihak ketiga