CVE-2018-6542
published 2018-02-02CVE-2018-6542: In ZZIPlib 0.13.67, there is a bus error (when handling a disk64_trailer seek value) caused by loading of a misaligned address in the zzip_disk_findfirst…
PriorityP423medium6.5CVSS 3.0
AVNACLPRNUIRSUCNINAH
EPSS
1.22%
65.3th percentile
In ZZIPlib 0.13.67, there is a bus error (when handling a disk64_trailer seek value) caused by loading of a misaligned address in the zzip_disk_findfirst function of zzip/mmapped.c.
Affected
2 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | zziplib | — | — |
| gdraheim | zziplib | — | — |
CVSS provenance
nvdv3.06.5MEDIUMCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
nvdv2.04.3MEDIUMAV:N/AC:M/Au:N/C:N/I:N/A:P
osv6.5MEDIUM
vendor_debian6.5LOW
vendor_redhat6.5MEDIUM
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Red Hat
zziplib: bus error in zzip_disk_findfirst function in zzip/mmapped.c
vendor_redhat·2018-02-02·CVSS 6.5
CVE-2018-6542 [MEDIUM] CWE-393 zziplib: bus error in zzip_disk_findfirst function in zzip/mmapped.c
zziplib: bus error in zzip_disk_findfirst function in zzip/mmapped.c
In ZZIPlib 0.13.67, there is a bus error (when handling a disk64_trailer seek value) caused by loading of a misaligned address in the zzip_disk_findfirst function of zzip/mmapped.c.
An unaligned memory access bug was found in the way ZZIPlib handled ZIP files. This flaw could potentially be used to crash the application using ZZIPlib by tricking the application into processing specially crafted ZIP files.
Package: zziplib (Red Hat Enterprise Linux 7) - Not affected
Package: zziplib (Red Hat Enterprise Linux 8) - Not affected
Debian
CVE-2018-6542: zziplib - In ZZIPlib 0.13.67, there is a bus error (when handling a disk64_trailer seek va...
vendor_debian·2018·CVSS 6.5
CVE-2018-6542 [MEDIUM] CVE-2018-6542: zziplib - In ZZIPlib 0.13.67, there is a bus error (when handling a disk64_trailer seek va...
In ZZIPlib 0.13.67, there is a bus error (when handling a disk64_trailer seek value) caused by loading of a misaligned address in the zzip_disk_findfirst function of zzip/mmapped.c.
Scope: local
bookworm: open
bullseye: open
forky: open
sid: open
trixie: open
GHSA
GHSA-66ww-fgg3-pc35: In ZZIPlib 0
ghsa_unreviewed·2022-05-13
CVE-2018-6542 [MEDIUM] GHSA-66ww-fgg3-pc35: In ZZIPlib 0
In ZZIPlib 0.13.67, there is a bus error (when handling a disk64_trailer seek value) caused by loading of a misaligned address in the zzip_disk_findfirst function of zzip/mmapped.c.
OSV
CVE-2018-6542: In ZZIPlib 0
osv·2018-02-02·CVSS 6.5
CVE-2018-6542 [MEDIUM] CVE-2018-6542: In ZZIPlib 0
In ZZIPlib 0.13.67, there is a bus error (when handling a disk64_trailer seek value) caused by loading of a misaligned address in the zzip_disk_findfirst function of zzip/mmapped.c.
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2018-6542 zziplib: bus error in zzip_disk_findfirst function in zzip/mmapped.c
bugzilla·2018-02-05·CVSS 6.5
CVE-2018-6542 [MEDIUM] CVE-2018-6542 zziplib: bus error in zzip_disk_findfirst function in zzip/mmapped.c
CVE-2018-6542 zziplib: bus error in zzip_disk_findfirst function in zzip/mmapped.c
A flaw was found in ZZIPlib 0.13.67, there is a bus error (when handling a disk64_trailer seek value) caused by loading of a misaligned address in the zzip_disk_findfirst function of zzip/mmapped.c.
References:
https://github.com/gdraheim/zziplib/issues/17
Patch:
https://github.com/gdraheim/zziplib/commit/931f962ddfec0e00d6f486df2c56d9857b55944e
Discussion:
Created zziplib tracking bugs for this issue:
Affects: fedora-all [bug 1542259]
Bugzilla
CVE-2018-6542 zziplib: zzip_disk_findfirst function of zzip/mmapped.c [fedora-all]
bugzilla·2018-02-05·CVSS 6.5
CVE-2018-6542 [MEDIUM] CVE-2018-6542 zziplib: zzip_disk_findfirst function of zzip/mmapped.c [fedora-all]
CVE-2018-6542 zziplib: zzip_disk_findfirst function of zzip/mmapped.c [fedora-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of fedora-all.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
NOTE: this issue affects multiple supported ver
2018-02-02
Published