CVE-2017-7609 Information

Description

elf_compress.c in elfutils 0.168 does not validate the zlib compression factor which allows remote attackers to cause a denial of service (memory consumption) via a crafted ELF file.

CVSS Vector

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Reference

http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00052.html https://blogs.gentoo.org/ago/2017/04/03/elfutils-memory-allocation-failure-in-__libelf_decompress-elf_compress-c https://security.gentoo.org/glsa/201710-10 https://usn.ubuntu.com/3670-1/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5