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OVAL Definitions
>
OVAL Definition Details
Id
oval:com.altx-soft.nix:def:145809
[Rus]
Version
12
Class
vulnerability
ALTXid
344758
Language
English
Severity
Medium
Title
Red Hat -- vulnerability in kernel, kernel-rt (CVE-2020-25211)
Description
The vulnerability was found in kernel, kernel-rt.
Family
unix
Platform
CentOS Linux 7
CentOS Linux 8
Red Hat Enterprise Linux 7
Red Hat Enterprise Linux 7.4
Red Hat Enterprise Linux 7.6
Red Hat Enterprise Linux 7.7
Red Hat Enterprise Linux 8
Red Hat Enterprise Linux 8.1
Red Hat Enterprise Linux 8.2
Product
kernel
kernel-rt
kpatch-patch
kpatch-patch-4_18_0-193
kpatch-patch-4_18_0-193_1_2
kpatch-patch-4_18_0-193_13_2
kpatch-patch-4_18_0-193_14_3
kpatch-patch-4_18_0-193_19_1
kpatch-patch-4_18_0-193_28_1
kpatch-patch-4_18_0-193_29_1
kpatch-patch-4_18_0-193_37_1
kpatch-patch-4_18_0-193_40_1
kpatch-patch-4_18_0-193_41_1
kpatch-patch-4_18_0-193_6_3
Reference
VENDOR: RHSA-2021:0774
VENDOR: RHSA-2021:0774
Id:
RHSA-2021:0774
Reference:
https://access.redhat.com/errata/RHSA-2021:0774
VENDOR: RHSA-2021:2355
VENDOR: RHSA-2021:2355
Id:
RHSA-2021:2355
Reference:
https://access.redhat.com/errata/RHSA-2021:2355
VENDOR: RHSA-2021:2164
VENDOR: RHSA-2021:2164
Id:
RHSA-2021:2164
Reference:
https://access.redhat.com/errata/RHSA-2021:2164
CESA-2021:0856: CESA-2021:0856
CESA-2021:0856: CESA-2021:0856
Id:
CESA-2021:0856
Reference:
http://lists.centos.org/pipermail/centos-announce/2021-March/048295.html
VENDOR: RHSA-2021:1531
VENDOR: RHSA-2021:1531
Id:
RHSA-2021:1531
Reference:
https://access.redhat.com/errata/RHSA-2021:1531
VENDOR: RHSA-2021:0856
VENDOR: RHSA-2021:0856
Id:
RHSA-2021:0856
Reference:
https://access.redhat.com/errata/RHSA-2021:0856
VENDOR: RHSA-2021:0857
VENDOR: RHSA-2021:0857
Id:
RHSA-2021:0857
Reference:
https://access.redhat.com/errata/RHSA-2021:0857
VENDOR: RHSA-2021:0765
VENDOR: RHSA-2021:0765
Id:
RHSA-2021:0765
Reference:
https://access.redhat.com/errata/RHSA-2021:0765
VENDOR: RHSA-2021:0763
VENDOR: RHSA-2021:0763
Id:
RHSA-2021:0763
Reference:
https://access.redhat.com/errata/RHSA-2021:0763
VENDOR: RHSA-2021:0189
VENDOR: RHSA-2021:0189
Id:
RHSA-2021:0189
Reference:
https://access.redhat.com/errata/RHSA-2021:0189
VENDOR: RHSA-2021:0184
VENDOR: RHSA-2021:0184
Id:
RHSA-2021:0184
Reference:
https://access.redhat.com/errata/RHSA-2021:0184
CVE: CVE-2020-25211
CVE: CVE-2020-25211
Id:
CVE-2020-25211
Reference:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25211
Comment
: In the Linux kernel through 5.8.7, local attackers able to inject conntrack netlink configuration could overflow a local buffer, causing crashes or triggering use of incorrect protocol numbers in ctnetlink_parse_tuple_filter in net/netfilter/nf_conntrack_netlink.c, aka CID-1cc5ef91d2ff.
CVSSv2 Score:
3.6
Access vector:
LOCAL
Access complexity:
LOW
Authentication:
NONE
Confidentiality impact:
NONE
Integrity impact:
PARTIAL
Availability impact:
PARTIAL
CVSSv2 Vector:
AV:L/AC:L/Au:N/C:N/I:P/A:P
CVSSv3 Score:
6
Attack vector:
LOCAL
Attack complexity:
LOW
Privileges required:
HIGH
User interaction:
NONE
Scope:
UNCHANGED
Confidentiality impact:
NONE
Integrity impact:
HIGH
Availability impact:
HIGH
CVSSv3 Vector:
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H
CWE:
120 (Buffer Copy without Checking Size of Input ('Classic Buffer Overflow'))
References:
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1cc5ef91d2ff94d2bf2de3b3585423e8a1051cb6 (MISC)
https://twitter.com/grsecurity/status/1303646421158109185 (MISC)
https://security.netapp.com/advisory/ntap-20201009-0001/ (CONFIRM)
DSA-4774 (DEBIAN)
[debian-lts-announce] 20201028 [SECURITY] [DLA 2417-1] linux-4.19 security update (MLIST)
[debian-lts-announce] 20201031 [SECURITY] [DLA 2420-2] linux regression update (MLIST)
[debian-lts-announce] 20201030 [SECURITY] [DLA 2420-1] linux security update (MLIST)
FEDORA-2020-5920a7a0b2 ()
FEDORA-2020-3c6fedeb83 ()
VENDOR: RHSA-2021:0003
VENDOR: RHSA-2021:0003
Id:
RHSA-2021:0003
Reference:
https://access.redhat.com/errata/RHSA-2021:0003
VENDOR: RHSA-2021:0004
VENDOR: RHSA-2021:0004
Id:
RHSA-2021:0004
Reference:
https://access.redhat.com/errata/RHSA-2021:0004
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