What is CVE-2019-11463?

CVE-2019-11463 is a medium-severity vulnerability in Libarchive, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 5.5/10. Published 2019-04-23.

How severe is CVE-2019-11463?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Vulnerability in Libarchive

CVE-2019-11463

A memory leak in archive_read_format_zip_cleanup in archive_read_support_format_zip.c in libarchive 3.3.4-dev allows remote attackers to cause a denial of service via a crafted ZIP file because of a HAVE_LZMA_H typo. NOTE: this only affects users who downloaded the development code from GitHub. Users of the product's official releases are unaffected.

EPSS: 0.013 (67.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

Affected products

Libarchive
N/a — versions n/a

Weakness classification (CWE)

CWE-401 — Missing Release of Memory after Effective Lifetime

References

cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)
nvd@nist.gov (Third Party Advisory)

Frequently asked questions

What is CVE-2019-11463?: CVE-2019-11463 is a medium-severity vulnerability in Libarchive, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 5.5/10. Published 2019-04-23.
How severe is CVE-2019-11463?: Medium severity. CVSS v3 base score is 5.5 out of 10.