Veracode Vulnerability DatabaseVERACODE:27784Integer Overflow
5.3 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
4.4 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:M/Au:N/C:P/I:P/A:P
Linux kernel is vulnerable to Integer Overflow. A child process could send arbitrary signals to a privileged (suidroot) parent process which interferes with do_notify_parent protection mechanism.
References
access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.3_release_notes/index
access.redhat.com/errata/RHSA-2020:4609
access.redhat.com/security/updates/classification/#moderate
bugzilla.redhat.com/show_bug.cgi?id=1822077
cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.6.5
github.com/torvalds/linux/commit/7395ea4e65c2a00d23185a3f63ad315756ba9cef
lists.debian.org/debian-lts-announce/2020/06/msg00011.html
lists.debian.org/debian-lts-announce/2020/06/msg00013.html
lists.openwall.net/linux-kernel/2020/03/24/1803
security.netapp.com/advisory/ntap-20200608-0001/
usn.ubuntu.com/4367-1/
usn.ubuntu.com/4369-1/
usn.ubuntu.com/4391-1/
www.openwall.com/lists/kernel-hardening/2020/03/25/1
Related
5.3 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
4.4 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:M/Au:N/C:P/I:P/A:P