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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2022.5820 USN-5721-1: WavPack vulnerability 11 November 2022 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: wavpack Publisher: Ubuntu Operating System: Ubuntu Resolution: Patch/Upgrade CVE Names: CVE-2022-2476 Original Bulletin: https://ubuntu.com/security/notices/USN-5721-1 Comment: CVSS (Max): 5.5 CVE-2022-2476 (CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H) CVSS Source: NVD Calculator: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - --------------------------BEGIN INCLUDED TEXT-------------------- USN-5721-1: WavPack vulnerability 10 November 2022 WavPack could be made to crash if it opened a specially crafted file. Releases o Ubuntu 16.04 ESM Packages o wavpack - audio codec (lossy and lossless) - encoder and decoder Details It was discovered that WavPack was not properly performing checks when dealing with memory. If a user were tricked into decompressing a specially crafted WavPack Audio File, an attacker could possibly use this issue to cause the WavPack decompressor to crash, resulting in a denial of service. Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 16.04 o libwavpack1 - 4.75.2-2ubuntu0.2+esm1 Available with Ubuntu Pro (Infra-only) o wavpack - 4.75.2-2ubuntu0.2+esm1 Available with Ubuntu Pro (Infra-only) In general, a standard system update will make all the necessary changes. References o CVE-2022-2476 - --------------------------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: https://auscert.org.au/gpg-key/ iQIVAwUBY23UJskNZI30y1K9AQi+lQ/+J/YFrf+IA6vZQkayvt1iYUTb4e9bP2gv XTyCcLf1qln1sA/J4s6/i1Ang0AkO9J37umXOoxO5ZE7gpRwT/eStqyHsOU4eE49 ppyw4z6cap56SJpFcCzxg59Y5mCgfkBkFacm3ewBFY2jQRlV/KB8aEwJD8mkG4HE 2dJVUsVPr36EJeYzpx5kYU28CvYQrgcwq3gHgn9C4JbyKO7N8g4F+csawIwDwaAS dv6p2uSLoeks3/nZmg2aOiHGnp4zTSMWZuBKkWrbZNMsLJfSaWQe2hAwv48OiVFp f+0R3ZLKLN/elXac5/hoB8SDltkmwBUBY9m8OGkrB1HeCh7QyPe5oHGhjbuPkm1Q eRRSWYLeArdjUstIGfGLoECvRJNOnJ4gloETaE3PekBkJMe9a61NNhd1fFEREe0a 5ffnrvnlQfiZ/Hf8SZD/oYJtC7O50Gx8k9mO7mxAfAGDRCUS7oSc1geBGGAF1WXG oNmiONEhWLi2HvfXURFz4CoBPDVI7gtuutn3cgOfekdZ/AHQwjFdNNVR4aZLv2Zt 7k+tJgb14GK8Et9JiAnefkpIWdigx6aj/4cMo65VHLSZYSfLOdqgbxnWJELqmF8Z NjtnE7tkRUvRSj0xJeeLZlpgaDdX7qIod6fvuNb02E18ipZKLLQH1ED6MFoezeZU fZnRWwYZN9M= =eI4v -----END PGP SIGNATURE-----