6.5 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
4.3 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P
libpng.so is vulnerable to denial of service. In pngrutil.c
, a wrong calculation of row_factor
in the png_check_chunk_length
function leads to an integer overflow which results in a division-by-zero and denial-of-service condition.
www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html
www.securityfocus.com/bid/105599
www.securitytracker.com/id/1041889
access.redhat.com/errata/RHSA-2018:3000
access.redhat.com/errata/RHSA-2018:3001
access.redhat.com/errata/RHSA-2018:3002
access.redhat.com/errata/RHSA-2018:3003
access.redhat.com/errata/RHSA-2018:3007
access.redhat.com/errata/RHSA-2018:3008
access.redhat.com/errata/RHSA-2018:3533
access.redhat.com/errata/RHSA-2018:3534
access.redhat.com/errata/RHSA-2018:3671
access.redhat.com/errata/RHSA-2018:3672
access.redhat.com/errata/RHSA-2018:3779
access.redhat.com/errata/RHSA-2018:3852
access.redhat.com/security/updates/classification/#critical
bugzilla.redhat.com/show_bug.cgi?id=1599943
bugzilla.redhat.com/show_bug.cgi?id=1639268
bugzilla.redhat.com/show_bug.cgi?id=1639293
bugzilla.redhat.com/show_bug.cgi?id=1639301
bugzilla.redhat.com/show_bug.cgi?id=1639442
bugzilla.redhat.com/show_bug.cgi?id=1639484
bugzilla.redhat.com/show_bug.cgi?id=1639755
bugzilla.redhat.com/show_bug.cgi?id=1639834
github.com/glennrp/libpng/commit/8a05766cb74af05c04c53e6c9d60c13fc4d59bf2
security.gentoo.org/glsa/201908-10
security.netapp.com/advisory/ntap-20181018-0001/
sourceforge.net/p/libpng/bugs/278/
usn.ubuntu.com/3712-1/
6.5 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
4.3 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P