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CVE-2024-34459

HIGHCVSS 7.5/10EPSS 2.30%

Last modified

CVE-2024-34459 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. An issue was discovered in xmllint (from libxml2) before 2.11.8 and 2.12.x before 2.12.7. Formatting error messages with xmllint --htmlout can result in a buffer over-read in xmlHTMLPrintFileContext in xmllint.c.. EPSS estimates a 2.30% chance of exploitation in the next 30 days.

Description

An issue was discovered in xmllint (from libxml2) before 2.11.8 and 2.12.x before 2.12.7. Formatting error messages with xmllint --htmlout can result in a buffer over-read in xmlHTMLPrintFileContext in xmllint.c.

Metrics

CVSS 3.1
7.5/10

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

EPSS Probability
2.30%

81.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
XmlsoftLibxml2< 2.11.8
XmlsoftLibxml2>= 2.12.0, < 2.12.7

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2024-34459?
An issue was discovered in xmllint (from libxml2) before 2.11.8 and 2.12.x before 2.12.7. Formatting error messages with xmllint --htmlout can result in a buffer over-read in xmlHTMLPrintFileContext in xmllint.c.
How severe is CVE-2024-34459?
CVE-2024-34459 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 2.30% probability of exploitation in the next 30 days.
How do I fix CVE-2024-34459?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST