CVE-2020-9383

Sažetak

An issue was discovered in the Linux kernel 3.16 through 5.5.6. set_fdc in drivers/block/floppy.c leads to a wait_til_ready out-of-bounds read because the FDC index is not checked for errors before assigning it, aka CID-2e90ca68b0d2.

Reference

https://github.com/torvalds/linux/commit/2e90ca68b0d2f5548804f22f0dd61145516171e3
https://security.netapp.com/advisory/ntap-20200313-0003/
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00039.html
https://usn.ubuntu.com/4344-1/
https://usn.ubuntu.com/4345-1/
https://usn.ubuntu.com/4342-1/
https://usn.ubuntu.com/4346-1/
https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html
https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html
https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html
https://www.debian.org/security/2020/dsa-4698
https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=2f9ac30a54dc0181ddac3705cdcf4775d863c530

CVSS

Base:	3.6
Impact:	4.9
Exploitability:	3.9

Pristup

Vektor	Složenost	Autentikacija
LOCAL	LOW	NONE

Impact

Povjerljivost	Cjelovitost	Dostupnost
PARTIAL	NONE	PARTIAL

CVSS vektor

AV:L/AC:L/Au:N/C:P/I:N/A:P

Zadnje važnije ažuriranje

29-10-2022 - 02:34

Objavljeno

25-02-2020 - 16:15