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Vulnerabilities

Vulnerability · CVE-2017-7376

Buffer overflow in libxml2 allows remote attackers to execute arbitrary code by leveraging an incorrect limit for port values when handling redirects.

Published Feb 19, 2018 · catalog updated Oct 14, 2026 · Buffer overflow in libxml2

Check this week

CVE-2017-7376 is not in CISA KEV. FIRST estimates a 22.98% chance of exploitation in the next 30 days. Check whether you run Buffer overflow in libxml2.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (Buffer overflow in libxml2).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Critical9.8
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
22.98%
Remediation
Advisory link
Affected products
cpe debian/debian linux · cpe google/android · cpe xmlsoft/libxml2

Buffer overflow in libxml2 allows remote attackers to execute arbitrary code by leveraging an incorrect limit for port values when handling redirects.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe debian/debian linux8.0
  • cpe google/android4.4.4
  • cpe google/android5.0.2
  • cpe google/android5.1.1
  • cpe google/android6.0
  • cpe google/android6.0.1
  • cpe google/android7.0
  • cpe google/android7.1.1
  • cpe xmlsoft/libxml2version unspecified

How to fix CVE-2017-7376

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2017-7376 is not in CISA KEV. FIRST estimates a 22.98% chance of exploitation in the next 30 days. Check whether you run Buffer overflow in libxml2.

Which versions are affected?

Compare what you have installed with debian/debian linux 8.0. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-119: Buffer Overflow. EPSS 22.98%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Feb 19, 2018 · NIST NVD

    Detected

    Buffer overflow in libxml2 allows remote attackers to execute arbitrary code by leveraging an incorrect limit for port values when handling redirects.

  2. Oct 14, 2026 · NIST NVD

    Updated

    Buffer overflow in libxml2 allows remote attackers to execute arbitrary code by leveraging an incorrect limit for port values when handling redirects.

Sources

  • CVE.orgVulnerability recordCVE-2017-7376

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2017-7376

    30-day exploitation probability 23.0%

    first.org
  • NIST NVDVulnerability recordCVE-2017-7376

    Buffer overflow in libxml2 allows remote attackers to execute arbitrary code by leveraging an incorrect limit for port values when handling redirects.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 16, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.