ASA-202103-12 log generated external raw
[ASA-202103-12] busybox: denial of service |
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Arch Linux Security Advisory ASA-202103-12
==========================================
Severity: Low
Date : 2021-03-25
CVE-ID : CVE-2021-28831
Package : busybox
Type : denial of service
Remote : No
Link : https://security.archlinux.org/AVG-1707
Summary
=======
The package busybox before version 1.32.1-4 is vulnerable to denial of
service.
Resolution
==========
Upgrade to 1.32.1-4.
# pacman -Syu "busybox>=1.32.1-4"
The problem has been fixed upstream but no release is available yet.
Workaround
==========
None.
Description
===========
decompress_gunzip.c in BusyBox through 1.32.1 mishandles the error bit
on the huft_build result pointer, with a resultant invalid free or
segmentation fault, via malformed gzip data.
Impact
======
A local attacker is able to provide a crafted zip file to crash the
application.
References
==========
https://bugs.archlinux.org/task/70075
https://git.busybox.net/busybox/commit/?id=f25d254dfd4243698c31a4f3153d4ac72aa9e9bd
https://security.archlinux.org/CVE-2021-28831
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