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CVE-2020-28974
MEDIUM5.0
Beschreibung
A slab-out-of-bounds read in fbcon in the Linux kernel before 5.9.7 could be used by local attackers to read privileged information or potentially crash the kernel, aka CID-3c4e0dff2095. This occurs because KD_FONT_OP_COPY in drivers/tty/vt/vt.c can be used for manipulations such as font height.
CVE Details
CVSS v3.1 Bewertung5.0
SchweregradMEDIUM
CVSS VektorCVSS:3.1/AV:P/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:H
AngriffsvektorPHYSICAL
KomplexitatLOW
Erforderliche PrivilegienHIGH
BenutzerinteraktionNONE
Veroffentlicht11/20/2020
Zuletzt geandert11/21/2024
Quellenvd
Honeypot-Sichtungen0
Betroffene Produkte
debian:debian_linuxlinux:linux_kernel
Schwachen (CWE)
CWE-125
Referenzen
http://www.openwall.com/lists/oss-security/2020/11/25/1(cve@mitre.org)
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.9.7(cve@mitre.org)
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3c4e0dff2095c579b142d5a0693257f1c58b4804(cve@mitre.org)
https://seclists.org/oss-sec/2020/q4/104(cve@mitre.org)
https://security.netapp.com/advisory/ntap-20210108-0003/(cve@mitre.org)
http://www.openwall.com/lists/oss-security/2020/11/25/1(af854a3a-2127-422b-91ae-364da2661108)
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.9.7(af854a3a-2127-422b-91ae-364da2661108)
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3c4e0dff2095c579b142d5a0693257f1c58b4804(af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2020/12/msg00015.html(af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2020/12/msg00027.html(af854a3a-2127-422b-91ae-364da2661108)
https://seclists.org/oss-sec/2020/q4/104(af854a3a-2127-422b-91ae-364da2661108)
https://security.netapp.com/advisory/ntap-20210108-0003/(af854a3a-2127-422b-91ae-364da2661108)
IOC Korrelationen
Keine Korrelationen erfasst
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