How severe is CVE-2018-12934?

CVE-2018-12934 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2018-12934 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-12934?

CVE-2018-12934 affects Gnu Binutils. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-12934?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2018-12934 published?

CVE-2018-12934 was published on 2018-06-28 and last updated on 2026-06-17.

CVE-2018-12934

CVE-2018-12934 is a high-severity vulnerability in Gnu Binutils with a CVSS 3.x base score of 7.5. 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-770.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 3% (87th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-770
Affected product: Gnu Binutils
Published: 2018-06-28
Last modified: 2026-06-17

Description

remember_Ktype in cplus-dem.c in GNU libiberty, as distributed in GNU Binutils 2.30, allows attackers to trigger excessive memory consumption (aka OOM). This can occur during execution of cxxfilt.

Frequently asked questions

What is CVE-2018-12934?: remember_Ktype in cplus-dem.c in GNU libiberty, as distributed in GNU Binutils 2.30, allows attackers to trigger excessive memory consumption (aka OOM). This can occur during execution of cxxfilt.
How severe is CVE-2018-12934?: CVE-2018-12934 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2018-12934 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-12934?: CVE-2018-12934 affects Gnu Binutils. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-12934?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2018-12934 published?: CVE-2018-12934 was published on 2018-06-28 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:gnu:binutils:2.30:*:*:*:*:*:*:*

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