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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2021.2599 USN-5028-1: Exiv2 vulnerability 3 August 2021 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Exiv2 Publisher: Ubuntu Operating System: Ubuntu UNIX variants (UNIX, Linux, OSX) Windows Impact/Access: Denial of Service -- Unknown/Unspecified Resolution: Patch/Upgrade CVE Names: CVE-2021-31291 Original Bulletin: https://ubuntu.com/security/notices/USN-5028-1 Comment: This advisory references vulnerabilities in products which run on platforms other than Ubuntu. It is recommended that administrators running Exiv2 check for an updated version of the software for their operating system. - --------------------------BEGIN INCLUDED TEXT-------------------- USN-5028-1: Exiv2 vulnerability 02 August 2021 Exiv2 could be made to denial of service if received a specially crafted image. Releases o Ubuntu 21.04 o Ubuntu 20.04 LTS o Ubuntu 18.04 LTS o Ubuntu 16.04 ESM Packages o exiv2 - EXIF/IPTC/XMP metadata manipulation tool Details It was discovered that Exiv2 incorrectly handled certain images. An attacker could possibly use this issue to cause a denial of service. Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 21.04 o libexiv2-27 - 0.27.3-3ubuntu1.4 Ubuntu 20.04 o libexiv2-27 - 0.27.2-8ubuntu2.5 Ubuntu 18.04 o libexiv2-14 - 0.25-3.1ubuntu0.18.04.10 Ubuntu 16.04 o libexiv2-14 - 0.25-2.1ubuntu16.04.7+esm3 Available with UA Infra or UA Desktop In general, a standard system update will make all the necessary changes. References o CVE-2021-31291 - --------------------------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 iQIVAwUBYQipaeNLKJtyKPYoAQiszg//YCjoY0qqib/S2FJSrv/rrq+pvxdsIZDd LTGnwjd3JuSopUH/UyF9PfZcTUR2QqcwDW/TtspzoZNZZw4DHpCBg0KnadFGVozh /UYsqVE5orZYbRwWIPYjpRgNBwl1n1stkT2QFZiv+Rvigsa2inagQMwen5aSD8ic W9fqsQCeFxhez5mmnYx3orvWzY6Kh+AEl+gthNRj7fUMw/47/KgQoh4DLlx9tNYv zHe5Ie5nccGzNygeaCjyYFnrOXw0CMA93UdzhyUSABsxA/cbEPxHeHB850dsbxbt qAr61z0SEJjlmWwQAOHwNSeJh1G7TEOVB7mnqGZPjGfs4OI27dIqIjkj0qFwkWPK BrPiMwunEcQ9Npmyw7lVF7IbsjS7sgIUs1pU40mHeb/NNIYRcbJU7qKWtMAGDKEY /eyWE3Indn7+pFc6PgYc2nb6IcOUSoD5H0iGFAQFrwi9V2Q2P9kInVOWYnpBxMwj CM8gxRhm7/SVcVJfeeS8yunkTtyry8KjXelaZiCw2gqI7BuCtOOyRkAUE8cM4dAq OttkQ1v+rY0KtZ8wIgQLnfDU3Bzl1fLNE+bGAkxb8Rs7xHngGwaPo79nvF69DSQi aHHyyx9wOtffnO58HudTwlDDE1jy3jPOP0gerQkX+DLTEGXN0V9UJx86giGqEctC hOG5K+KTFe0= =y8ln -----END PGP SIGNATURE-----