Veracode Vulnerability DatabaseVERACODE:25648Arbitrary Code Execution
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
4.6 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:P/I:P/A:P
kernel is vulnerable to arbitrary code execution. The vulnerability exists through a use-after-free in block/bfq-iosched.c related to bfq_idle_slice_timer_body.
References
lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html
access.redhat.com/errata/RHSA-2020:2427
access.redhat.com/security/updates/classification/#important
access.redhat.com/solutions/5142691
cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.6.5
git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=2f95fa5c955d0a9987ffdc3a095e2f4e62c5f2a9
github.com/torvalds/linux/commit/2f95fa5c955d0a9987ffdc3a095e2f4e62c5f2a9
patchwork.kernel.org/patch/11447049/
security.netapp.com/advisory/ntap-20200608-0001/
usn.ubuntu.com/4363-1/
usn.ubuntu.com/4367-1/
usn.ubuntu.com/4368-1/
usn.ubuntu.com/4369-1/
Related
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
4.6 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:P/I:P/A:P