Zwei Probleme in BlueZ (Aktualisierung)
ID: | USN-4989-2 |
Distribution: | Ubuntu |
Plattformen: | Ubuntu 16.04 ESM |
Datum: | Mi, 16. Juni 2021, 22:07 |
Referenzen: | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-26558
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-27153 |
Applikationen: | BlueZ |
Update von: | Mehrere Probleme in BlueZ |
Originalnachricht |
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--===============3180286820087126709== Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="Pd0ReVV5GZGQvF3a" Content-Disposition: inline --Pd0ReVV5GZGQvF3a Content-Type: text/plain; charset=us-ascii Content-Disposition: inline ========================================================================== Ubuntu Security Notice USN-4989-2 June 16, 2021 bluez vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 16.04 ESM Summary: Several security issues were fixed in BlueZ. Software Description: - bluez: Bluetooth tools and daemons Details: USN-4989-1 fixed several vulnerabilities in BlueZ. This update provides the corresponding update for Ubuntu 16.04 ESM. Original advisory details: It was discovered that BlueZ incorrectly checked certain permissions when pairing. A local attacker could possibly use this issue to impersonate devices. (CVE-2020-26558) Jay LV discovered that BlueZ incorrectly handled redundant disconnect MGMT events. A local attacker could use this issue to cause BlueZ to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2020-27153) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 16.04 ESM: bluez 5.37-0ubuntu5.3+esm1 libbluetooth3 5.37-0ubuntu5.3+esm1 In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-4989-2 https://ubuntu.com/security/notices/USN-4989-1 CVE-2020-26558, CVE-2020-27153 --Pd0ReVV5GZGQvF3a Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEf+ebRFcoyOoAQoOeRbznW4QLH2kFAmDKELEACgkQRbznW4QL H2lXlRAAm3JRhHqjzOzcDWIF8veL6q5EKlqqDSY9xuYtJQtQCfaK0A4O453GH8TI ZlHBRv0guqPdu8JWfxhz/vx5DxkdnJI9mLoRW53OnXcEmEPp/9SwTPd/ScE5T7lZ X9iRFen5byVsG4/g14H2pnML+f/2qfP8ukqWBg6KzR7Qnb0rYkDZdZcDvCl8otFE fqrarmTOjIzCPCf5UzK97bV92NWKEWP8ZT1jK7I0sroKA8AgPCkcRlHJo+xGfBea J+30OVEnlk2mRmCzTX9vD4fsOWr65QDF3kw1BQ+gr8bFGc7vIzp46ydambVMbVvL 1vcH0H6hgg1/tlbBM8RrM0PyG285zh6aMidVcYHDqBWiNwpaQiCmDqIZPmjry8rW XA29T6luk0SH36uC+whmYY/VAt6HcSF0/yucEtzHTWQIsloP3DZuDBXYvYkbg5g+ b/waTXyaSK2uXK4j802V5nwnXgASY4LNCkDCbdlEs30uNWH1edf0egJYjU6QbqgA cglXcilfMNvn2i8DGMUJUETgIll9JhF6DDZ9zMLjyG9YxfD1ZcT1aEO3+OxRm5uC a2ulc2NnUAKzNGKNvJ8foQUB+dyIyNKBljApnBgO8SbCpg/CzZaT91kiSyFMmlmo E0DdTOv+6/5G/y+HOMk19wWvRY4EQ6I18AyKH+BhKR0cojeTVJ0= =Q1Nd -----END PGP SIGNATURE----- --Pd0ReVV5GZGQvF3a-- --===============3180286820087126709== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Content-Disposition: inline -- ubuntu-security-announce mailing list ubuntu-security-announce@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-security-announce |