CVE-2017-14503

Published: 17 September 2017

libarchive 3.3.2 suffers from an out-of-bounds read within lha_read_data_none() in archive_read_support_format_lha.c when extracting a specially crafted lha archive, related to lha_crc16.

Priority

Cvss 3 Severity Score

6.5

Score breakdown

Status

Package	Release	Status
libarchive Launchpad, Ubuntu, Debian	artful	Ignored (end of life)
	bionic	Released (3.2.2-3.1ubuntu0.1)
	cosmic	Not vulnerable (3.2.2-5)
	trusty	Released (3.1.2-7ubuntu2.6)
	upstream	Needs triage
	xenial	Released (3.1.2-11ubuntu0.16.04.4)
	zesty	Ignored (end of life)
	Patches: upstream: https://github.com/libarchive/libarchive/commit/2c8c83b9731ff822fad6cc8c670ea5519c366a14

Severity score breakdown

Parameter	Value
Base score	6.5
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References

Bugs

Join the discussion

Canonical is offering Expanded Security Maintenance

Canonical is offering Ubuntu Expanded Security Maintenance (ESM) for security fixes and essential packages.

Find out more about ESM ›