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centosCentOS ProjectCESA-2018:3229
HistoryNov 15, 2018 - 6:54 p.m.

zziplib security update

2018-11-1518:54:23
CentOS Project
lists.centos.org
48

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.003 Low

EPSS

Percentile

66.4%

CentOS Errata and Security Advisory CESA-2018:3229

The zziplib is a lightweight library to easily extract data from zip files.

Security Fix(es):

  • zziplib: out of bound read in mmapped.c:zzip_disk_fread() causes crash (CVE-2018-7725)

  • zziplib: Bus error in zip.c:__zzip_parse_root_directory() cause crash via crafted zip file (CVE-2018-7726)

  • zziplib: Memory leak in memdisk.c:zzip_mem_disk_new() can lead to denial of service via crafted zip (CVE-2018-7727)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.6 Release Notes linked from the References section.

Merged security bulletin from advisories:
https://lists.centos.org/pipermail/centos-cr-announce/2018-November/032013.html

Affected packages:
zziplib
zziplib-devel
zziplib-utils

Upstream details at:
https://access.redhat.com/errata/RHSA-2018:3229

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.003 Low

EPSS

Percentile

66.4%