Improper input validation in Linux Linux_kernel
CVE-2020-25643
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 cau…
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.033 (86.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Linux Linux_kernel — versions 5.9.0
- Netapp H410c
- Netapp H410c_firmware
- Starwindsoftware Starwind_virtual_san — versions v8
- Debian Debian_linux — versions 9.0, 10.0
- Opensuse Leap — versions 15.1, 15.2
- Redhat Enterprise_linux — versions 7.0, 8.0
- N/a Kernel — versions Linux kernel versions before 5.9-rc7
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (Patch, Third Party Advisory, Issue Tracking)
- secalert@redhat.com (Patch, Mailing List, Third Party Advisory)
- secalert@redhat.com (vendor-advisory, Third Party Advisory)
- secalert@redhat.com (vendor-advisory, Mailing List, Third Party Advisory)
- secalert@redhat.com (vendor-advisory, Third Party Advisory)
- secalert@redhat.com (mailing-list, Mailing List, Third Party Advisory)
- secalert@redhat.com (mailing-list, Mailing List, Third Party Advisory)
- secalert@redhat.com (mailing-list, Mailing List, Third Party Advisory)
- secalert@redhat.com (Third Party Advisory)
- secalert@redhat.com (Third Party Advisory)
Frequently asked questions
- What is CVE-2020-25643?
- CVE-2020-25643 is a high-severity vulnerability in Linux Linux_kernel, classified under Improper Input Validation. CVSS score: 7.2/10. Published 2020-10-06.
- How severe is CVE-2020-25643?
- High severity. CVSS v3 base score is 7.2 out of 10.
- Is CVE-2020-25643 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.