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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2020.1198 USN-4316-1: GD Graphics Library vulnerabilities 3 April 2020 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: GD Graphics Library Publisher: Ubuntu Operating System: Ubuntu Impact/Access: Denial of Service -- Remote with User Interaction Access Confidential Data -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2019-11038 CVE-2018-14553 Reference: ESB-2020.0854 ESB-2020.0825 ESB-2019.4077 ESB-2019.3580 Original Bulletin: https://usn.ubuntu.com/4316-1/ https://usn.ubuntu.com/4316-2/ Comment: This bulletin contains two (2) Ubuntu security advisories. - --------------------------BEGIN INCLUDED TEXT-------------------- USN-4316-1: GD Graphics Library vulnerabilities 2 April 2020 libgd2 vulnerabilities A security issue affects these releases of Ubuntu and its derivatives: o Ubuntu 19.10 o Ubuntu 18.04 LTS o Ubuntu 16.04 LTS Summary Several security issues were fixed in GD Graphics Library. Software Description o libgd2 - Open source code library for the dynamic creation of images Details It was discovered that GD Graphics Library incorrectly handled cloning an image. An attacker could possibly use this issue to cause GD Graphics Library to crash, resulting in a denial of service. (CVE-2018-14553) It was discovered that GD Graphics Library incorrectly handled loading images from X bitmap format files. An attacker could possibly use this issue to cause GD Graphics Library to crash, resulting in a denial of service, or to disclose contents of the stack that has been left there by previous code. This issue only affected Ubuntu 18.04 LTS and Ubuntu 16.04 LTS. (CVE-2019-11038) Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 19.10 libgd-tools - 2.2.5-5.2ubuntu0.19.10.1 libgd3 - 2.2.5-5.2ubuntu0.19.10.1 Ubuntu 18.04 LTS libgd-tools - 2.2.5-4ubuntu0.4 libgd3 - 2.2.5-4ubuntu0.4 Ubuntu 16.04 LTS libgd-tools - 2.1.1-4ubuntu0.16.04.12 libgd3 - 2.1.1-4ubuntu0.16.04.12 To update your system, please follow these instructions: https:// wiki.ubuntu.com/Security/Upgrades . In general, a standard system update will make all the necessary changes. References o CVE-2018-14553 o CVE-2019-11038 - -------------------------------------------------------------------------------- USN-4316-2: GD Graphics Library vulnerabilities 2 April 2020 libgd2 vulnerabilities A security issue affects these releases of Ubuntu and its derivatives: o Ubuntu 14.04 ESM Summary Several security issues were fixed in GD Graphics Library. Software Description o libgd2 - Open source code library for the dynamic creation of images Details USN-4316-1 fixed a vulnerability in GD Graphics Library. This update provides the corresponding update for Ubuntu 14.04 ESM. Original advisory details: It was discovered that GD Graphics Library incorrectly handled cloning an image. An attacker could possibly use this issue to cause GD Graphics Library to crash, resulting in a denial of service. (CVE-2018-14553) It was discovered that GD Graphics Library incorrectly handled loading images from X bitmap format files. An attacker could possibly use this issue to cause GD Graphics Library to crash, resulting in a denial of service, or to disclose contents of the stack that has been left there by previous code. (CVE-2019-11038) Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 14.04 ESM libgd-tools - 2.1.0-3ubuntu0.11+esm1 libgd3 - 2.1.0-3ubuntu0.11+esm1 To update your system, please follow these instructions: https:// wiki.ubuntu.com/Security/Upgrades . In general, a standard system update will make all the necessary changes. References o USN-4316-1 o CVE-2018-14553 o CVE-2019-11038 - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. 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If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: https://www.auscert.org.au/bulletins/ =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBXoalGmaOgq3Tt24GAQjcew//Z5ck55phLB0UsGlsybfCHAu/Z84SEPKP wwy3uuETal3jZnA69UKKlfQySNdTTmBmQU43gVl0S8LuYD7CYOwI+a+iDaGIH+qz h/ZxxD9zCj8jLThHuMQAi+GEO9Y4ggctEtoW6nkLYNEIVo0ywY+ipEa1RXN3TCuR 7Tn3Jp2TmvFd2M7JuumGGtC4CaARpHvxh0/MD20qddmA6SSyWvQ/wadzm2FaK71T lAJ8NVHcxp2eGmMewI4GfBZwD9NmQMLeTODwSKUpL7ss0Yju58fFjI5g4jE4f/a0 iLcnxuUPRa3vsB05kGWQJ5WihBSnXz78JDcukXDg5TLYB/Ny1XW1/k1r54IcaNpR LY1UY8QrM95oM2Yw7DPOptw7y9kW9u1SklAHDZ1pDGI9zurs4oXQRQavj3YrmWW6 9sOESvhbmhca4yO33GWJftUFWpsjm8B4qmB0nie6NQL4l8KRdJ1VFlGTTYtcJZgp wfMilrlJ9zXmWtlTgOShdD2PbMOP2bYpQaUg/GhQf86eJEkTjkoxI5nGHb4KYD/Z ltdbo5dEBHhulzQ32DxHysuEX9/TBQYwhVSU1Q4urzjUTM39RD62P9FqIb3p0H/9 zZTk2IZhnXDZaifVMEToi984eGTi9by8THRDYnl9UT5qlvu2oRny7PWNrU5kTOkr y/J6u843S1M= =vsHm -----END PGP SIGNATURE-----