How severe is CVE-2016-4489?

CVE-2016-4489 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2016-4489 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-4489?

CVE-2016-4489 affects Gnu Libiberty. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2016-4489?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2016-4489 published?

CVE-2016-4489 was published on 2017-02-24 and last updated on 2026-06-17.

CVE-2016-4489

CVE-2016-4489 is a medium-severity vulnerability in Gnu Libiberty with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-190.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 4.3
EPSS exploit prediction: 2% (75th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-190
Affected product: Gnu Libiberty
Published: 2017-02-24
Last modified: 2026-06-17

Description

Integer overflow in the gnu_special function in libiberty allows remote attackers to cause a denial of service (segmentation fault and crash) via a crafted binary, related to the "demangling of virtual tables."

Frequently asked questions

What is CVE-2016-4489?: Integer overflow in the gnu_special function in libiberty allows remote attackers to cause a denial of service (segmentation fault and crash) via a crafted binary, related to the "demangling of virtual tables."
How severe is CVE-2016-4489?: CVE-2016-4489 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2016-4489 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-4489?: CVE-2016-4489 affects Gnu Libiberty. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2016-4489?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2016-4489 published?: CVE-2016-4489 was published on 2017-02-24 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:gnu:libiberty:*:*:*:*:*:*:*:*

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