[Bug 1078701] New: VUL-0: CVE-2018-6484: zziplib: memory alignment error and bus error in the __zzip_fetch_disk_trailer function of zzip/zip.c
http://bugzilla.opensuse.org/show_bug.cgi?id=1078701 Bug ID: 1078701 Summary: VUL-0: CVE-2018-6484: zziplib: memory alignment error and bus error in the __zzip_fetch_disk_trailer function of zzip/zip.c Classification: openSUSE Product: openSUSE Distribution Version: Leap 42.3 Hardware: Other URL: https://smash.suse.de/issue/199298/ OS: Other Status: NEW Severity: Normal Priority: P5 - None Component: Security Assignee: josef.moellers@suse.com Reporter: abergmann@suse.com QA Contact: security-team@suse.de CC: wilken_g@gmx.de Found By: Security Response Team Blocker: --- CVE-2018-6484 In ZZIPlib 0.13.67, there is a memory alignment error and bus error in the __zzip_fetch_disk_trailer function of zzip/zip.c. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted zip file. References: http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2018-6484 https://github.com/gdraheim/zziplib/issues/14 -- You are receiving this mail because: You are on the CC list for the bug.
http://bugzilla.opensuse.org/show_bug.cgi?id=1078701
http://bugzilla.opensuse.org/show_bug.cgi?id=1078701#c1
Josef Möllers
http://bugzilla.opensuse.org/show_bug.cgi?id=1078701
http://bugzilla.opensuse.org/show_bug.cgi?id=1078701#c2
--- Comment #2 from Josef Möllers
There is no need for a specially crafted ZIP file, just append an odd-length comment:
zip -z test.zip test.file 123 .
Forget this, it turns out to be not true. -- You are receiving this mail because: You are on the CC list for the bug.
http://bugzilla.opensuse.org/show_bug.cgi?id=1078701
http://bugzilla.opensuse.org/show_bug.cgi?id=1078701#c3
Josef Möllers
http://bugzilla.opensuse.org/show_bug.cgi?id=1078701
http://bugzilla.opensuse.org/show_bug.cgi?id=1078701#c4
Josef Möllers
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