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CVE-2020-25643

Published: Oct 6, 2020

Modified: Aug 4, 2024

PUBLISHED

Description

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.

Vendor	Product	Versions
n/a	kernel	affected `Linux kernel versions before 5.9-rc7`

Weaknesses (CWE)

References

https://bugzilla.redhat.com/show_bug.cgi?id=1879981

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=66d42ed8b25b64eb63111a2b8582c5afc8bf1105

openSUSE-SU-2020:1655

vendor-advisory

openSUSE-SU-2020:1698

vendor-advisory

vendor-advisory

[debian-lts-announce] 20201028 [SECURITY] [DLA 2417-1] linux-4.19 security update

mailing-list

[debian-lts-announce] 20201030 [SECURITY] [DLA 2420-1] linux security update

mailing-list

[debian-lts-announce] 20201031 [SECURITY] [DLA 2420-2] linux regression update

mailing-list

https://security.netapp.com/advisory/ntap-20201103-0002/

https://www.starwindsoftware.com/security/sw-20210325-0002/

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