CVE-2020-24394

Sažetak

In the Linux kernel before 5.7.8, fs/nfsd/vfs.c (in the NFS server) can set incorrect permissions on new filesystem objects when the filesystem lacks ACL support, aka CID-22cf8419f131. This occurs because the current umask is not considered.

Reference

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=962254
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=22cf8419f1319ff87ec759d0ebdff4cbafaee832
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.7.8
https://usn.ubuntu.com/4465-1/
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00007.html
https://security.netapp.com/advisory/ntap-20200904-0003/
https://usn.ubuntu.com/4483-1/
https://usn.ubuntu.com/4485-1/
https://www.oracle.com/security-alerts/cpuApr2021.html
https://www.starwindsoftware.com/security/sw-20210325-0004/

CVSS

Base:	3.6
Impact:	4.9
Exploitability:	3.9

Pristup

Vektor	Složenost	Autentikacija
LOCAL	LOW	NONE

Impact

Povjerljivost	Cjelovitost	Dostupnost
PARTIAL	PARTIAL	NONE

CVSS vektor

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

Zadnje važnije ažuriranje

25-10-2022 - 17:03

Objavljeno

19-08-2020 - 13:15