CVE-2019-1010305

Published: 15 July 2019

libmspack 0.9.1alpha is affected by: Buffer Overflow. The impact is: Information Disclosure. The component is: function chmd_read_headers() in libmspack(file libmspack/mspack/chmd.c). The attack vector is: the victim must open a specially crafted chm file. The fixed version is: after commit 2f084136cfe0d05e5bf5703f3e83c6d955234b4d.

Notes

Author	Note
mdeslaur	clamav in xenial+ uses the system libmspack, trusty uses the embedded one.

Priority

Cvss 3 Severity Score

5.5

Score breakdown

Status

Package	Release	Status
clamav Launchpad, Ubuntu, Debian	bionic	Not vulnerable (uses system libmspack)
	cosmic	Not vulnerable (uses system libmspack)
	disco	Not vulnerable (uses system libmspack)
	focal	Not vulnerable (uses system libmspack)
	jammy	Not vulnerable (uses system libmspack)
	kinetic	Not vulnerable (uses system libmspack)
	lunar	Not vulnerable (uses system libmspack)
	upstream	Needs triage
	xenial	Not vulnerable (uses system libmspack)
libmspack Launchpad, Ubuntu, Debian	bionic	Released (0.6-3ubuntu0.3)
	cosmic	Ignored (reached end-of-life)
	disco	Released (0.10.1-1)
	focal	Released (0.10.1-1)
	jammy	Released (0.10.1-1)
	kinetic	Released (0.10.1-1)
	lunar	Released (0.10.1-1)
	trusty	Needed
	upstream	Needs triage
	xenial	Released (0.5-1ubuntu0.16.04.4)

Severity score breakdown

Parameter	Value
Base score	5.5
Attack vector	Local
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality	High
Integrity impact	None
Availability impact	None
Vector	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

References

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