5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
6.6 Medium
AI Score
Confidence
Low
2.1 Low
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:L/AC:L/Au:N/C:N/I:P/A:N
0.0004 Low
EPSS
Percentile
9.3%
The process_envvars function in elf/rtld.c in the GNU C Library (aka glibc or libc6) before 2.23 allows local users to bypass a pointer-guarding protection mechanism via a zero value of the LD_POINTER_GUARD environment variable.
hmarco.org/bugs/glibc_ptr_mangle_weakness.html
lists.fedoraproject.org/pipermail/package-announce/2016-February/177404.html
lists.opensuse.org/opensuse-security-announce/2016-02/msg00036.html
lists.opensuse.org/opensuse-security-announce/2016-02/msg00037.html
lists.opensuse.org/opensuse-security-announce/2016-02/msg00038.html
lists.opensuse.org/opensuse-security-announce/2016-02/msg00039.html
www.debian.org/security/2016/dsa-3480
www.openwall.com/lists/oss-security/2016/01/20/1
www.securityfocus.com/bid/81469
www.securitytracker.com/id/1034811
www.ubuntu.com/usn/USN-2985-1
www.ubuntu.com/usn/USN-2985-2
access.redhat.com/errata/RHSA-2017:1916
security.gentoo.org/glsa/201702-11
sourceware.org/bugzilla/show_bug.cgi?id=18928
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
6.6 Medium
AI Score
Confidence
Low
2.1 Low
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:L/AC:L/Au:N/C:N/I:P/A:N
0.0004 Low
EPSS
Percentile
9.3%