CVE intelligence and bounded remediation
CVE-2015-8919 — Canonical Ubuntu Linux security vulnerability
High
CVSS 7.5
The lha_read_file_extended_header function in archive_read_support_format_lha.c in libarchive before 3.2.0 allows remote attackers to cause a denial of service (out-of-bounds heap) via a crafted (1) lzh or (2) lha file.
- Severity
- High
- CVSS
- 7.5 (3.0)
- Published
- 2016-09-20
- CISA KEV
- Not currently listed
- Ecosystem
- software/application
- Weaknesses
- CWE-119
Affected products
- canonical / ubuntu_linux / 12.04
- canonical / ubuntu_linux / 14.04
- canonical / ubuntu_linux / 15.10
- canonical / ubuntu_linux / 16.04
- libarchive / libarchive
- novell / suse_linux_enterprise_software_development_kit / 12.0
Matched remediation archetype
Buffer bounds, memory safety, and memory corruption
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Check exposure
- Identify affected native-code versions, build flags, architectures, parsers, codecs, drivers, and input paths in all shipped artifacts.
- Determine whether untrusted data reaches the affected routine and the process privilege, sandbox, and network exposure.
- Confirm statically linked, vendored, firmware, and platform-provided copies, not only package-manager records.
Remediate safely
- Apply the maintained upstream correction or replace the affected component, then rebuild every dependent artifact from clean inputs.
- Adopt bounds-checked interfaces, validated sizes and integer conversions, clear ownership, and memory-safe components where practical.
- Enable supported compiler and runtime hardening and add sanitized tests and fuzz regression seeds derived from non-weaponized fixtures.
Authoritative sources
Complete CVE record and remediation plan
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