Red Hat Enterprise Linux Server 7 update for GTK+

1) Heap-based buffer overflow

EUVDB-ID: #VU40344

Risk: Medium

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2015-7552

CWE-ID: CWE-122 - Heap-based Buffer Overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in Heap-based buffer overflow in the gdk_pixbuf_flip function in gdk-pixbuf-scale.c in gdk-pixbuf 2.30.x. A remote attacker can use a crafted BMP file. to trigger heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Red Hat Enterprise Linux for x86_64 - Extended Update Support: 7.5 - 7.7

Red Hat Enterprise Linux EUS Compute Node: 7.4 - 7.7

Red Hat Enterprise Linux Server for x86_64 - Update Services for SAP Solutions: 7.4 - 7.7

Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions: 7.4 - 7.7

Red Hat Enterprise Linux Server - TUS: 7.6 - 7.7

Red Hat Enterprise Linux for Power, little endian - Extended Update Support: 7.4 - 7.7

Red Hat Enterprise Linux for Power, big endian - Extended Update Support: 7.4 - 7.7

Red Hat Enterprise Linux for IBM z Systems - Extended Update Support: 7.4 - 7.7

Red Hat Enterprise Linux Server - AUS: 7.4 - 7.7

pango (Red Hat package): 1.36.8-2.el7

gtk2 (Red Hat package): 2.24.28-8.el7

glib2 (Red Hat package): 2.42.2-5.el7

glib-networking (Red Hat package): 2.42.0-1.el7

gdk-pixbuf2 (Red Hat package): 2.31.6-3.el7

Red Hat Enterprise Linux for Power, little endian: 7

Red Hat Enterprise Linux for Power, big endian: 7

Red Hat Enterprise Linux for IBM z Systems: 7

Red Hat Enterprise Linux for Scientific Computing: 7

Red Hat Enterprise Linux Desktop: 7

Red Hat Enterprise Linux Workstation: 7

Red Hat Enterprise Linux Server: 7

pyatspi (Red Hat package): before 2.20.3-1.el7

json-glib (Red Hat package): before 1.2.6-1.el7

harfbuzz (Red Hat package): before 1.3.2-1.el7

gtk3 (Red Hat package): before 3.22.10-4.el7

cairo (Red Hat package): before 1.14.8-2.el7

atk (Red Hat package): before 2.22.0-3.el7

at-spi2-core (Red Hat package): before 2.22.0-1.el7

at-spi2-atk (Red Hat package): before 2.22.0-2.el7

CPE2.3

• cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_x86_64_-_extended_update_support:7.5:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_x86_64_-_extended_update_support:7.6:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_x86_64_-_extended_update_support:7.7:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:red_hat_enterprise_linux_eus_compute_node:7.4:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:red_hat_enterprise_linux_eus_compute_node:7.5:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:red_hat_enterprise_linux_eus_compute_node:7.6:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:red_hat_enterprise_linux_server_-_update_services_for_sap_solutions:7.4:*:*:*:*:*:*:*
• cpe:2.3:o:red_hat:red_hat_enterprise_linux_server_-_update_services_for_sap_solutions:7.6:*:*:*:*:*:*:*
• cpe:2.3:o:red_hat:red_hat_enterprise_linux_server_-_update_services_for_sap_solutions:7.7:*:*:*:*:*:*:*
• cpe:2.3:o:red_hat:red_hat_enterprise_linux_server_for_ibm_power_le_-_update_services_for_sap_solutions:7.4:*:*:*:*:*:*:*
• cpe:2.3:o:red_hat:red_hat_enterprise_linux_server_-_tus:7.6:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_power_little_endian_-_extended_update_support:7.4:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_power_big_endian_-_extended_update_support:7.4:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_ibm_z_systems_-_extended_update_support:7.4:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:red_hat_enterprise_linux_server_-_aus:7.4:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:pango_redhat_package:1.36.8-2.el7:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:gtk2_redhat_package:2.24.28-8.el7:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:glib2_redhat_package:2.42.2-5.el7:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:glib-networking_redhat_package:2.42.0-1.el7:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:gdk-pixbuf2_redhat_package:2.31.6-3.el7:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_power_little_endian:7:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_power_big_endian:7:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_ibm_z_systems:7:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_scientific_computing:7:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:red_hat_enterprise_linux_desktop:7:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:red_hat_enterprise_linux_workstation:7:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:red_hat_enterprise_linux_server:7:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:pyatspi_redhat_package:*:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:json-glib_redhat_package:*:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:harfbuzz_redhat_package:*:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:gtk3_redhat_package:*:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:cairo_redhat_package:*:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:atk_redhat_package:*:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:at-spi2-core_redhat_package:*:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:at-spi2-atk_redhat_package:*:*:*:*:*:red_hat_enterprise_linux:*:*

External links

https://access.redhat.com/errata/RHBA-2017:2100

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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