RHEL 8 : libexif (RHSA-2020:4766)

high Nessus Plugin ID 143097

Synopsis

The remote Red Hat host is missing one or more security updates.

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:4766 advisory.

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#1841320)

Security Fix(es):

* libexif: out of bounds 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: integer overflow in exif_data_load_data_thumbnail function in exif-data.c (CVE-2020-0181)

* libexif: integer overflow in exif_data_load_data_content function in exif-data.c (CVE-2020-0198)

* 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 8.3 Release Notes linked from the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected libexif and / or libexif-devel packages.

See Also

http://www.nessus.org/u?9d93c881

http://www.nessus.org/u?b7e37d18

https://access.redhat.com/security/updates/classification/#moderate

https://access.redhat.com/errata/RHSA-2020:4766

https://bugzilla.redhat.com/show_bug.cgi?id=1789031

https://bugzilla.redhat.com/show_bug.cgi?id=1834950

https://bugzilla.redhat.com/show_bug.cgi?id=1840347

https://bugzilla.redhat.com/show_bug.cgi?id=1840350

https://bugzilla.redhat.com/show_bug.cgi?id=1841320

https://bugzilla.redhat.com/show_bug.cgi?id=1847131

https://bugzilla.redhat.com/show_bug.cgi?id=1847133

https://bugzilla.redhat.com/show_bug.cgi?id=1852487

https://bugzilla.redhat.com/show_bug.cgi?id=1852490

Plugin Details

Severity: High

ID: 143097

File Name: redhat-RHSA-2020-4766.nasl

Version: 1.9

Type: local

Agent: unix

Published: 11/19/2020

Updated: 6/4/2024

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS Score Source: CVE-2019-9278

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

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

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:libexif, p-cpe:/a:redhat:enterprise_linux:libexif-devel, cpe:/o:redhat:enterprise_linux:8

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Ease: No known exploits are available

Patch Publication Date: 11/4/2020

Vulnerability Publication Date: 9/27/2019

Reference Information

CVE: CVE-2019-9278, CVE-2020-0093, CVE-2020-0181, CVE-2020-0182, CVE-2020-0198, CVE-2020-12767, CVE-2020-13113, CVE-2020-13114

CWE: 125, 369, 400, 787, 822

RHSA: 2020:4766