8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
0.01 Low
EPSS
Percentile
83.1%
CentOS Errata and Security Advisory CESA-2020:4040
The libexif packages provide a library for extracting extra information from image files.
The following packages have been upgraded to a later upstream version: libexif (0.6.22). (BZ#1841316)
Security Fix(es):
libexif: out of bound write in exif-data.c (CVE-2019-9278)
libexif: out of bounds read due to a missing bounds check in exif_data_save_data_entry function in exif-data.c (CVE-2020-0093)
libexif: use of uninitialized memory in EXIF Makernote handling can lead to crashes and use-after-free (CVE-2020-13113)
libexif: unrestricted size in handling Canon EXIF MakerNote data can lead to consumption of large amounts of compute time (CVE-2020-13114)
libexif: out of bounds read due to a missing bounds check in exif_entry_get_value function in exif-entry.c (CVE-2020-0182)
libexif: divide-by-zero in exif_entry_get_value function in exif-entry.c (CVE-2020-12767)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, 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 7.9 Release Notes linked from the References section.
Merged security bulletin from advisories:
https://lists.centos.org/pipermail/centos-cr-announce/2020-October/032821.html
Affected packages:
libexif
libexif-devel
libexif-doc
Upstream details at:
https://access.redhat.com/errata/RHSA-2020:4040
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
CentOS | 7 | i686 | libexif | <Β 0.6.22-1.el7 | libexif-0.6.22-1.el7.i686.rpm |
CentOS | 7 | x86_64 | libexif | <Β 0.6.22-1.el7 | libexif-0.6.22-1.el7.x86_64.rpm |
CentOS | 7 | i686 | libexif-devel | <Β 0.6.22-1.el7 | libexif-devel-0.6.22-1.el7.i686.rpm |
CentOS | 7 | x86_64 | libexif-devel | <Β 0.6.22-1.el7 | libexif-devel-0.6.22-1.el7.x86_64.rpm |
CentOS | 7 | x86_64 | libexif-doc | <Β 0.6.22-1.el7 | libexif-doc-0.6.22-1.el7.x86_64.rpm |
8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
0.01 Low
EPSS
Percentile
83.1%