5.3

CVE-2020-25578

In FreeBSD 12.2-STABLE before r368969, 11.4-STABLE before r369047, 12.2-RELEASE before p3, 12.1-RELEASE before p13 and 11.4-RELEASE before p7 several file systems were not properly initializing the d_off field of the dirent structures returned by VOP_READDIR. In particular, tmpfs(5), smbfs(5), autofs(5) and mqueuefs(5) were failing to do so. As a result, eight uninitialized kernel stack bytes may be leaked to userspace by these file systems.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Freebsd ≫ Freebsd Version11.4 Update-
Freebsd ≫ Freebsd Version11.4 Updatep1
Freebsd ≫ Freebsd Version11.4 Updatep2
Freebsd ≫ Freebsd Version11.4 Updatep3
Freebsd ≫ Freebsd Version11.4 Updatep4
Freebsd ≫ Freebsd Version11.4 Updatep5
Freebsd ≫ Freebsd Version11.4 Updatep6
Freebsd ≫ Freebsd Version12.1 Update-
Freebsd ≫ Freebsd Version12.1 Updatep1
Freebsd ≫ Freebsd Version12.1 Updatep10
Freebsd ≫ Freebsd Version12.1 Updatep11
Freebsd ≫ Freebsd Version12.1 Updatep12
Freebsd ≫ Freebsd Version12.1 Updatep2
Freebsd ≫ Freebsd Version12.1 Updatep3
Freebsd ≫ Freebsd Version12.1 Updatep4
Freebsd ≫ Freebsd Version12.1 Updatep5
Freebsd ≫ Freebsd Version12.1 Updatep6
Freebsd ≫ Freebsd Version12.1 Updatep7
Freebsd ≫ Freebsd Version12.1 Updatep8
Freebsd ≫ Freebsd Version12.1 Updatep9
Freebsd ≫ Freebsd Version12.2 Update-
Freebsd ≫ Freebsd Version12.2 Updatep1
Freebsd ≫ Freebsd Version12.2 Updatep2
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 7.99% 0.917
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 5.3 3.9 1.4
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
nvd@nist.gov 5 10 2.9
AV:N/AC:L/Au:N/C:P/I:N/A:N
CWE-665 Improper Initialization

The product does not initialize or incorrectly initializes a resource, which might leave the resource in an unexpected state when it is accessed or used.