8.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
5.5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:L/Au:S/C:P/I:P/A:N
Linux kernel is vulnerable to directory traversal. An attacker is able to send a malicious LIO block requests to the Linux system to overwrite data on the backing store.
packetstormsecurity.com/files/161229/Kernel-Live-Patch-Security-Notice-LSN-0074-1.html
www.openwall.com/lists/oss-security/2021/01/13/2
www.openwall.com/lists/oss-security/2021/01/13/5
access.redhat.com/errata/RHSA-2021:0857
access.redhat.com/security/updates/classification/#important
bugzilla.redhat.com/show_bug.cgi?id=1899804
bugzilla.suse.com/attachment.cgi?id=844938
bugzilla.suse.com/show_bug.cgi?id=1178372
cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.7
git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=2896c93811e39d63a4d9b63ccf12a8fbc226e5e4
github.com/torvalds/linux/commit/2896c93811e39d63a4d9b63ccf12a8fbc226e5e4
lists.debian.org/debian-lts-announce/2021/02/msg00018.html
lists.debian.org/debian-lts-announce/2021/03/msg00010.html
lists.fedoraproject.org/archives/list/[email protected]/message/FZEUPID5DZYLZBIO4BEVLHFUDZZIFL57/
lists.fedoraproject.org/archives/list/[email protected]/message/HK7SRTITN5ABAUOOIGFVR7XE5YKYYAVO/
lists.fedoraproject.org/archives/list/[email protected]/message/LTGQDYIEO2GOCOOKADBHEITF44GY55QF/
security.netapp.com/advisory/ntap-20210219-0002/
www.debian.org/security/2021/dsa-4843
8.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
5.5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:L/Au:S/C:P/I:P/A:N