CVE-2015-8777

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

0.57% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 44.8% of scored records. A rank, not a probability.

NVD base score

5.5 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Low. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2016-01-20 02:00Z10 YR AGO

Last updated

2024-08-06 08:29Z2 YR AGO

Reserved

2016-01-19

Assigning CNA

redhat

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-254

Data version

5.1

Document digest

a905b1a11f6af5ca43db51789a5894a8b9c711642f911ea3b566c0817bf1cd3b

• lists.opensuse.orgSUSE-SU-2016:0471http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00037.htmlvendor-advisoryx_refsource_SUSE
• access.redhat.comRHSA-2017:1916https://access.redhat.com/errata/RHSA-2017:1916vendor-advisoryx_refsource_REDHAT
• hmarco.orghttp://hmarco.org/bugs/glibc_ptr_mangle_weakness.htmlx_refsource_MISC
• lists.opensuse.orgSUSE-SU-2016:0470http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00036.htmlvendor-advisoryx_refsource_SUSE
• www.ubuntu.comUSN-2985-2http://www.ubuntu.com/usn/USN-2985-2vendor-advisoryx_refsource_UBUNTU
• www.openwall.com[oss-security] 20160119 Re: CVE assignment request for security bugs fixed in glibc 2.23http://www.openwall.com/lists/oss-security/2016/01/20/1mailing-listx_refsource_MLIST
• security.gentoo.orgGLSA-201702-11https://security.gentoo.org/glsa/201702-11vendor-advisoryx_refsource_GENTOO
• lists.opensuse.orgSUSE-SU-2016:0472http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00038.htmlvendor-advisoryx_refsource_SUSE
• lists.opensuse.orgSUSE-SU-2016:0473http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00039.htmlvendor-advisoryx_refsource_SUSE
• www.securityfocus.com81469http://www.securityfocus.com/bid/81469vdb-entryx_refsource_BID
• sourceware.orghttps://sourceware.org/bugzilla/show_bug.cgi?id=18928x_refsource_CONFIRM
• lists.fedoraproject.orgFEDORA-2016-0480defc94http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177404.htmlvendor-advisoryx_refsource_FEDORA
• www.debian.orgDSA-3480http://www.debian.org/security/2016/dsa-3480vendor-advisoryx_refsource_DEBIAN
• www.ubuntu.comUSN-2985-1http://www.ubuntu.com/usn/USN-2985-1vendor-advisoryx_refsource_UBUNTU
• www.securitytracker.com1034811http://www.securitytracker.com/id/1034811vdb-entryx_refsource_SECTRACK