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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2023.4939 USN-6313-1: FAAD2 vulnerabilities 30 August 2023 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: FAAD2 Publisher: Ubuntu Operating System: Ubuntu Resolution: Patch/Upgrade CVE Names: CVE-2023-38858 CVE-2023-38857 CVE-2021-32278 CVE-2021-32277 CVE-2021-32276 CVE-2021-32274 CVE-2021-32273 CVE-2021-32272 Original Bulletin: https://ubuntu.com/security/notices/USN-6313-1 Comment: CVSS (Max): 7.8 CVE-2021-32278 (CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H) CVSS Source: NIST Calculator: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - --------------------------BEGIN INCLUDED TEXT-------------------- USN-6313-1: FAAD2 vulnerabilities 29 August 2023 Several security issues were fixed in FAAD2. Releases o Ubuntu 20.04 LTS o Ubuntu 18.04 ESM o Ubuntu 16.04 ESM o Ubuntu 14.04 ESM Packages o faad2 - Freeware Advanced Audio (AAC) Decoder Details It was discovered that FAAD2 incorrectly handled certain inputs. If a user or an automated system were tricked into opening a specially crafted input file, a remote attacker could possibly use this issue to execute arbitrary code. ( CVE-2021-32272 , CVE-2021-32273 , CVE-2021-32274 , CVE-2021-32277 , CVE-2021-32278 , CVE-2023-38857 , CVE-2023-38858 ) It was discovered that FAAD2 incorrectly handled certain inputs. If a user or an automated system were tricked into opening a specially crafted input file, a remote attacker could possibly use this issue to cause a denial of service. ( CVE-2021-32276 ) Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 20.04 o faad - 2.9.1-1ubuntu0.1 o libfaad-dev - 2.9.1-1ubuntu0.1 o libfaad2 - 2.9.1-1ubuntu0.1 Ubuntu 18.04 o faad - 2.8.8-1ubuntu0.1~esm1 Available with Ubuntu Pro o libfaad-dev - 2.8.8-1ubuntu0.1~esm1 Available with Ubuntu Pro o libfaad2 - 2.8.8-1ubuntu0.1~esm1 Available with Ubuntu Pro Ubuntu 16.04 o faad - 2.8.0~cvs20150510-1ubuntu0.1+esm1 Available with Ubuntu Pro o libfaad-dev - 2.8.0~cvs20150510-1ubuntu0.1+esm1 Available with Ubuntu Pro o libfaad2 - 2.8.0~cvs20150510-1ubuntu0.1+esm1 Available with Ubuntu Pro Ubuntu 14.04 o faad - 2.7-8+deb8u3ubuntu0.1~esm1 Available with Ubuntu Pro o libfaad-dev - 2.7-8+deb8u3ubuntu0.1~esm1 Available with Ubuntu Pro o libfaad2 - 2.7-8+deb8u3ubuntu0.1~esm1 Available with Ubuntu Pro In general, a standard system update will make all the necessary changes. References o CVE-2021-32276 o CVE-2021-32278 o CVE-2023-38857 o CVE-2021-32273 o CVE-2021-32274 o CVE-2021-32277 o CVE-2023-38858 o CVE-2021-32272 - --------------------------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. 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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/ iQIVAwUBZO6fyckNZI30y1K9AQg7rxAAiajdrkUe6/5tw9PMsoiISCdfhASjM0zr nva35jqlyd6ZaIJvYk6pRFK5jDeZHbvZiE7JadbokDN1RSQG/Wzc2uuSB+zbPz9u aONdcqzaFBaikDAxZ7LtYqD40Mw2f5gdWhOJekGter3W6BR3oXQ5H0WzOmvI4w5+ HSC9nAyPM/S9haXkzKzbgvTiPollj5Wqayv1gRD5uET/sBIp3K4BWqu/pLYzvZKW mYKoXRx557iDxvnHdiKXOXIQKo/8LfUUFTRK7ykIWfmvtLpGx9CCsBd07HZ3v16M LSNKcTRTs2bnZjqjuh1kT7KvaF2anP1CofIihDOlxOxLtm67UGzIc5p0NQTWNU7/ SaNiagXgKzK6AgtAGuZQOz1TWXYuuuE+b9mlWISOWmRPiKG9eELXGzk1ULOGi/eY xiKgTgSfTbVBp+r85NPcbWMexhT3BB713hwenDmy3y9o7SE9GeBJtOiZnJvb0rql fZcQ51iWgIkj9ffdv0X8Ez1T0T52cxBO/uz8dnfrJEe14f1bMm62anTfi9tMRgUo idVNEXHLXQQIKNXRbBmxNZJ/PG17zvrN4CWeYJ89QnWaWVzGxCsuVQvXzkc3zHaK nT3GbzBan1BECsmKqkNsv/GWak87bvq/0PHiEFHsG4WTWuWubawVrr9izZ5s0/cS byZ7oK0/UEs= =g50+ -----END PGP SIGNATURE-----