6 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H
3.6 Low
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:N/I:P/A:P
Linux kernel is vulnerable to denial of service. Local attackers are able to inject conntrack netlink configuration to overflow a local buffer and cause a crash in ctnetlink_parse_tuple_filter
in net/netfilter/nf_conntrack_netlink.c
.
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1cc5ef91d2ff94d2bf2de3b3585423e8a1051cb6
git.launchpad.net/ubuntu-cve-tracker/tree/active/CVE-2020-25211
lists.debian.org/debian-lts-announce/2020/10/msg00028.html
lists.debian.org/debian-lts-announce/2020/10/msg00032.html
lists.debian.org/debian-lts-announce/2020/10/msg00034.html
lists.fedoraproject.org/archives/list/[email protected]/message/BL2O4JAMPJG4YMLLJ7JFDHDJRXN4RKTC/
lists.fedoraproject.org/archives/list/[email protected]/message/OLDYVOM4OS55HA45Y3UEVLDHYGFXPZUX/
security.netapp.com/advisory/ntap-20201009-0001/
twitter.com/grsecurity/status/1303646421158109185
www.debian.org/security/2020/dsa-4774
6 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H
3.6 Low
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:N/I:P/A:P