Is CVE-2015-8985 in the CISA KEV catalog?

No. CVE-2015-8985 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2015-8985?

CVE-2015-8985 has a CVSS v3 base score of 5.9 (MEDIUM).

What is the EPSS score for CVE-2015-8985?

CVE-2015-8985 has an EPSS score of 3.00% (86th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2015-8985?

Upgrade glibc on debian 11 to 2.28-1 or later.

CVE & CISA-KEV Catalog

CVE-2015-8985

MEDIUMEPSS 86th pctl

5.9

CVSS v3

NVD

Description

The pop_fail_stack function in the GNU C Library (aka glibc or libc6) allows context-dependent attackers to cause a denial of service (assertion failure and application crash) via vectors related to extended regular expression processing.

CWE-19

How to fix

Remediation Available

glibcDebian

Fixed in:2.28-1CVE-2015-8985

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityHigh

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

3.00%probability of exploitation in 30 days

86thpercentile

Elevated risk: more likely to be exploited than 86% of all known CVEs.

References

Patch1

openwall.com

Third-Party Advisory3

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-13.