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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2018.1583.3 procps-ng vulnerabilities 17 August 2018 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: procps Publisher: Ubuntu Operating System: Ubuntu Impact/Access: Execute Arbitrary Code/Commands -- Existing Account Increased Privileges -- Existing Account Denial of Service -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2018-1126 CVE-2018-1125 CVE-2018-1124 CVE-2018-1123 CVE-2018-1122 Reference: ESB-2018.1579 ESB-2018.1578 ESB-2018.1562 Original Bulletin: http://www.ubuntu.com/usn/usn-3658-1 http://www.ubuntu.com/usn/usn-3658-2 http://www.ubuntu.com/usn/usn-3658-3 Comment: This bulletin contains three (3) Ubuntu security advisories. Revision History: August 17 2018: Added USN-3658-3 June 7 2018: Updated for 12.04 ESM May 24 2018: Initial Release - --------------------------BEGIN INCLUDED TEXT-------------------- ========================================================================== Ubuntu Security Notice USN-3658-1 May 23, 2018 procps vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - - Ubuntu 18.04 LTS - - Ubuntu 17.10 - - Ubuntu 16.04 LTS - - Ubuntu 14.04 LTS Summary: Several security issues were fixed in procps-ng. Software Description: - - procps: /proc file system utilities Details: It was discovered that the procps-ng top utility incorrectly read its configuration file from the current working directory. A local attacker could possibly use this issue to escalate privileges. (CVE-2018-1122) It was discovered that the procps-ng ps tool incorrectly handled memory. A local user could possibly use this issue to cause a denial of service. (CVE-2018-1123) It was discovered that libprocps incorrectly handled the file2strvec() function. A local attacker could possibly use this to execute arbitrary code. (CVE-2018-1124) It was discovered that the procps-ng pgrep utility incorrectly handled memory. A local attacker could possibly use this issue to cause de denial of service. (CVE-2018-1125) It was discovered that procps-ng incorrectly handled memory. A local attacker could use this issue to cause a denial of service, or possibly execute arbitrary code. (CVE-2018-1126) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 18.04 LTS: libprocps6 2:3.3.12-3ubuntu1.1 procps 2:3.3.12-3ubuntu1.1 Ubuntu 17.10: libprocps6 2:3.3.12-1ubuntu2.1 procps 2:3.3.12-1ubuntu2.1 Ubuntu 16.04 LTS: libprocps4 2:3.3.10-4ubuntu2.4 procps 2:3.3.10-4ubuntu2.4 Ubuntu 14.04 LTS: libprocps3 1:3.3.9-1ubuntu2.3 procps 1:3.3.9-1ubuntu2.3 In general, a standard system update will make all the necessary changes. References: https://usn.ubuntu.com/usn/usn-3658-1 CVE-2018-1122, CVE-2018-1123, CVE-2018-1124, CVE-2018-1125, CVE-2018-1126 Package Information: https://launchpad.net/ubuntu/+source/procps/2:3.3.12-3ubuntu1.1 https://launchpad.net/ubuntu/+source/procps/2:3.3.12-1ubuntu2.1 https://launchpad.net/ubuntu/+source/procps/2:3.3.10-4ubuntu2.4 https://launchpad.net/ubuntu/+source/procps/1:3.3.9-1ubuntu2.3 - ------------------------------------------------------------------------------- ========================================================================== Ubuntu Security Notice USN-3658-2 June 05, 2018 procps vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - - Ubuntu 12.04 ESM Summary: Several security issues were fixed in procps-ng. Software Description: - - procps: /proc file system utilities Details: USN-3658-1 fixed a vulnerability in procps-ng. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: It was discovered that libprocps incorrectly handled the file2strvec() function. A local attacker could possibly use this to execute arbitrary code. (CVE-2018-1124) It was discovered that procps-ng incorrectly handled memory. A local attacker could use this issue to cause a denial of service, or possibly execute arbitrary code. (CVE-2018-1126) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 12.04 ESM: procps 1:3.2.8-11ubuntu6.5 In general, a standard system update will make all the necessary changes. References: https://usn.ubuntu.com/usn/usn-3658-2 https://usn.ubuntu.com/usn/usn-3658-1 CVE-2018-1124, CVE-2018-1126 - ------------------------------------------------------------------------------ ========================================================================== USN-3658-3: procps-ng vulnerabilities 16 August 2018 procps vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: o Ubuntu 12.04 ESM Summary Several security issues were fixed in procps-ng. Software Description o procps - /proc file system utilities Details USN-3658-1 fixed a vulnerability in procps. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: It was discovered that the procps-ng top utility incorrectly read its configuration file from the current working directory. A local attacker could possibly use this issue to escalate privileges. (CVE-2018-1122) It was discovered that the procps-ng ps tool incorrectly handled memory. A local user could possibly use this issue to cause a denial of service. (CVE-2018-1123) It was discovered that the procps-ng pgrep utility incorrectly handled memory. A local attacker could possibly use this issue to cause de denial of service. (CVE-2018-1125) Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 12.04 ESM procps - 1:3.2.8-11ubuntu6.6 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-3658-1 o CVE-2018-1122 o CVE-2018-1123 o CVE-2018-1125 - --------------------------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. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. 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 iQIVAwUBW3YQs2aOgq3Tt24GAQhmng//f6GmMZOmxfo9i44jg6CwB/RvMxeLK7k8 wjDOzYTz0Om6gTdnZzXsPdFKTKwx4cpACN4OkR0fIMHChwWHNOoyvWyCU14NYS1P 0ZJ83UUoGEFHaMEECK0xldmCyv7ngSN2GfWvunYq7Tc4YBHGUokE3tcSDseAor78 e9Z/RHC2f0SMURBbxitsyxnbxxZ3YRGSz0DS/FTdYJlHg+F8lEUED/fh+GR2rRff lYnwOnT9UVr9uuWRqwkHKwUk1VbQkFLcBnCJqiGewc3qIHnWnB37FbPSRcaGSv4d rCbKfMeWO0bIuIgyA94GNeEuRvZQ/+SL3nQK2XCQAO8PfHgqG3pum6AGttJyjDbQ 5ladmY0Gqpg9sUQQfSSlt7JiPBUq38UJ0r5O0cdR4gwYEmR8X0TQY4YGyh8a4JNN qVUVTOfNWS38p6o+mb7ExA3la1LJ0jp9KlaMfWaqRD4xQG9pp+nrJznF2EY8Gnvp TCzIuPVwACxguTJyAGdf8qeOV7lE+Pz5EIh5IAW/g6cJra3mQLIuhIedB5Xv7AK4 KcR7jiIOeWuyLD6sdZJajiWgI2QdUD/06X1zyVDHe24icbvkBLte29utshruR5Gx qVSwZjfNqCkRlZAX5w012ZNRWwJyT4DSBl/oefzuy7KXbQdZtEC284rkLOUr6czI qAQ/FFbguEU= =AoH6 -----END PGP SIGNATURE-----