Arch Linux Security Advisory ASA-201803-24

Severity: Medium
Date : 2018-03-25
CVE-ID : CVE-2017-15953 CVE-2017-15954 CVE-2017-15955
Package : bchunk
Type : denial of service
Remote : No
Link : https://security.archlinux.org/AVG-475

Summary

The package bchunk before version 1.2.2-4 is vulnerable to denial of
service.

Resolution

Upgrade to 1.2.2-4.

pacman -Syu “bchunk>=1.2.2-4”

The problems have been fixed upstream in version 1.2.2.

Workaround

None.

Description

• CVE-2017-15953 (denial of service)

bchunk (related to BinChunker) 1.2.0 and 1.2.1 is vulnerable to a heap-
based buffer overflow and crash when processing a malformed CUE (.cue)
file.

• CVE-2017-15954 (denial of service)

bchunk (related to BinChunker) 1.2.0 and 1.2.1 is vulnerable to a heap-
based buffer overflow (with a resultant invalid free) and crash when
processing a malformed CUE (.cue) file.

• CVE-2017-15955 (denial of service)

bchunk (related to BinChunker) 1.2.0 and 1.2.1 is vulnerable to an
“Access violation near NULL on destination operand” and crash when
processing a malformed CUE (.cue) file.

Impact

An attacker can cause a denial of service via a crafted CUE file.

References

https://github.com/extramaster/bchunk/issues/2
https://github.com/extramaster/bchunk/issues/3
https://github.com/extramaster/bchunk/issues/4
https://security.archlinux.org/CVE-2017-15953
https://security.archlinux.org/CVE-2017-15954
https://security.archlinux.org/CVE-2017-15955