CVE-2016-9558

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

5.11% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 91.6% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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

2017-02-28 18:00Z9 YR AGO

Last updated

2024-08-06 02:50Z2 YR AGO

Reserved

2016-11-22

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-190Integer Overflow or WraparoundBase

Data version

5.1

Document digest

6c4ae334d07bb4b47eafbb07491f58de2bfaa5d666d760ac16ce8c5bfb5a45a6

• www.prevanders.nethttps://www.prevanders.net/dwarfbug.htmlx_refsource_CONFIRM
• www.openwall.com[oss-security] 20161119 libdwarf: negation overflow in dwarf_leb.chttp://www.openwall.com/lists/oss-security/2016/11/19/6mailing-listx_refsource_MLIST
• www.securityfocus.com94491http://www.securityfocus.com/bid/94491vdb-entryx_refsource_BID
• blogs.gentoo.orghttps://blogs.gentoo.org/ago/2016/11/19/libdwarf-negation-overflow-in-dwarf_leb-c/x_refsource_MISC
• www.openwall.com[oss-security] 20161122 Re: libdwarf: negation overflow in dwarf_leb.chttp://www.openwall.com/lists/oss-security/2016/11/23/3mailing-listx_refsource_MLIST
• sourceforge.nethttps://sourceforge.net/p/libdwarf/code/ci/4f19e1050cd8e9ddf2cb6caa061ff2fec4c9b5f9/#diff-5x_refsource_CONFIRM