RHSA-2020:1631 - Security Advisory

1) Double free error

EUVDB-ID: #VU11227

Risk: Low

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2018-7263

CWE-ID: CWE-415 - Double Free

Exploit availability: No

Description

The vulnerability allows a remote unauthenticated attacker to cause DoS condition on the target system.

The weakness exists in the mad_decoder_run() function due to double free error. A remote attacker can submit a specially crafted file and cause the service to crash.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Red Hat CodeReady Linux Builder for ARM 64: 8.0

Red Hat CodeReady Linux Builder for Power, little endian: 8.0

Red Hat CodeReady Linux Builder for x86_64: 8.0

SDL (Red Hat package): 1.2.15-33.el8_0 - 1.2.15-36.el8_1

Red Hat Enterprise Linux for ARM 64: 8

Red Hat Enterprise Linux for Power, little endian: 8

Red Hat Enterprise Linux for IBM z Systems: 8

Red Hat Enterprise Linux for x86_64: 8.0

SDL2 (Red Hat package): before 2.0.10-2.el8

orc (Red Hat package): before 0.4.28-3.el8

gstreamer1-plugins-ugly-free (Red Hat package): before 1.16.1-1.el8

gstreamer1-plugins-good (Red Hat package): before 1.16.1-1.el8

gstreamer1-plugins-base (Red Hat package): before 1.16.1-1.el8

gstreamer1-plugins-bad-free (Red Hat package): before 1.16.1-1.el8

gstreamer1 (Red Hat package): before 1.16.1-2.el8

CPE2.3

• cpe:2.3:o:red_hat:red_hat_codeready_linux_builder_for_arm_64:8.0:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:red_hat_codeready_linux_builder_for_power_little_endian:8.0:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:red_hat_codeready_linux_builder_for_x86_64:8.0:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:sdl_redhat_package:1.2.15-33.el8_0:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:sdl_redhat_package:1.2.15-35.el8:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:sdl_redhat_package:1.2.15-36.el8_1:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_arm_64:8:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_power_little_endian:8:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_ibm_z_systems:8:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:red_hat_enterprise_linux:8.0:*:*:*:*:*:*:*
• cpe:2.3:o:red_hat:sdl2_redhat_package:*:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:orc_redhat_package:*:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:gstreamer1-plugins-ugly-free_redhat_package:*:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:gstreamer1-plugins-good_redhat_package:*:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:gstreamer1-plugins-base_redhat_package:*:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:gstreamer1-plugins-bad-free_redhat_package:*:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:gstreamer1_redhat_package:*:*:*:*:*:red_hat_enterprise_linux:*:*

External links

https://access.redhat.com/errata/RHSA-2020:1631

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.