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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2020.2419 webkit2gtk security update 16 July 2020 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: webkit2gtk Publisher: Debian Operating System: Debian GNU/Linux 10 Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated Cross-site Scripting -- Remote with User Interaction Resolution: Patch/Upgrade CVE Names: CVE-2020-13753 CVE-2020-9850 CVE-2020-9843 CVE-2020-9807 CVE-2020-9806 CVE-2020-9805 CVE-2020-9803 CVE-2020-9802 Reference: ESB-2020.2403 ESB-2020.1870 ESB-2020.1868 ESB-2020.1867 Original Bulletin: http://www.debian.org/security/2020/dsa-4724 - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 - - ------------------------------------------------------------------------- Debian Security Advisory DSA-4724-1 security@debian.org https://www.debian.org/security/ Alberto Garcia July 15, 2020 https://www.debian.org/security/faq - - ------------------------------------------------------------------------- Package : webkit2gtk CVE ID : CVE-2020-9802 CVE-2020-9803 CVE-2020-9805 CVE-2020-9806 CVE-2020-9807 CVE-2020-9843 CVE-2020-9850 CVE-2020-13753 The following vulnerabilities have been discovered in the webkit2gtk web engine: CVE-2020-9802 Samuel Gross discovered that processing maliciously crafted web content may lead to arbitrary code execution. CVE-2020-9803 Wen Xu discovered that processing maliciously crafted web content may lead to arbitrary code execution. CVE-2020-9805 An anonymous researcher discovered that processing maliciously crafted web content may lead to universal cross site scripting. CVE-2020-9806 Wen Xu discovered that processing maliciously crafted web content may lead to arbitrary code execution. CVE-2020-9807 Wen Xu discovered that processing maliciously crafted web content may lead to arbitrary code execution. CVE-2020-9843 Ryan Pickren discovered that processing maliciously crafted web content may lead to a cross site scripting attack. CVE-2020-9850 @jinmo123, @setuid0x0_, and @insu_yun_en discovered that a remote attacker may be able to cause arbitrary code execution. CVE-2020-13753 Milan Crha discovered that an attacker may be able to execute commands outside the bubblewrap sandbox. For the stable distribution (buster), these problems have been fixed in version 2.28.3-2~deb10u1. We recommend that you upgrade your webkit2gtk packages. For the detailed security status of webkit2gtk please refer to its security tracker page at: https://security-tracker.debian.org/tracker/webkit2gtk Further information about Debian Security Advisories, how to apply these updates to your system and frequently asked questions can be found at: https://www.debian.org/security/ Mailing list: debian-security-announce@lists.debian.org - -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEEtuYvPRKsOElcDakFEMKTtsN8TjYFAl8PaKUACgkQEMKTtsN8 Tjaf3hAAjZCKrikC4P1I/xiuL6kRepTjURi3zeZl3YywPCFLi/irWXX+5U+ejZoM kek3wtdJc1thN8w9BbXhOVyLferb/xfnt5jUVtZ6JBNDKKWGXoTY0Qfdu2lH0vw5 IV1lf5bvOdawrw/tVS9Uy3dTN1kXEBZ3q3XCpRXrBWEkrXtWG/yznGy0duebnI5h PM7D6R4PIKiCB3HBe9rszCIQrYcGQ/U3x8a/FPnPUO2TCRfVZG918M9yO1fN1v2R +08h0DcOU8ggIJQwJA9hm/V3mJWpTayHh/ouTI8PrIcwG0T2/qbtUm/9cj0wvmXW Id+RgXtQAyKeXQoXD5oP9jzVDgmm7rn03Rn2FX5hzAdTJAqdvT/Mr4IDNcOgdS8O wXmGprdRvMzx0gXO5YpeTuhjQiCZS1fB9ByIOMq/7lIjpiBctrhTZQvlSMMyauIQ P7tTTT8zCZo0DIQc/c2KyCXlD9/ORZm801U5wpXwPXT9Zq8wRAp5PodK/4plOzKc JyJiPI6BR41+31C438nl3wifO/wLh8+6nHAb2rkRQSe6Tu9SKyqOmYT9Ev6JZi/1 R8NMBFSmTYM/XUv5ECsTeL3uLvDnCpKAR0EnWz5z1Cqy2AYzEthEf+1dwXAooYvO 2johOWMaUrSWJMsYdZjTFEahaCSO5oPTDlbZCB2yIgpc6P70irU= =L5lA - -----END PGP SIGNATURE----- - --------------------------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 iQIVAwUBXw/Qz+NLKJtyKPYoAQgUlhAAmic4n0vLSoXXDF1WLwdYZ86tPfW3tqtK tAfwcrYVNhu/NeUDrOFdUt8DamldVyge1jwXOuNyze8b4sNF8+T1KNjzNzLqlZqg Z9T2Lo9/OZrpDFEk3p3zebx7PgspmXEeL2DpTQfImUeUMFDZOZOK8QJrPYrOM1Ch XtfTjaLSCzR97X0so6ByDd9CkYkzbpEzdbPd4hlRSBdLZCJOch2mTCAOGPtn0L/T BGdZl3xxYG3npCdutorw/MbUJGCURecRYeZ8FTyCmzDSHKxJPLDkeKw+/otp3HXm 97oyMqbffqK1vPDglsN/0liYpSeZCUqfRwaL8rDU6q+jIEHib8C0tPwLPjWPecHz 845JWKNEwHmYXl5YcZZLa3AoFtNEyYl3nLAnN4xx+ZhM0J3gQ7y/EZbKyzihHiOp 51pqqOlcYw2bQPH4bwUonp+JNETY2UmDdPFBjsscDNskUinZgR6H4sNMAbgWzHLH 9TMUvaKAYBYnV7aKjigFKboqy6OuCTnWAHmey7aRItlKNgSZV3zrE88bP4Gercft CJ/EPP/+DLTuIngybC+Wtb42Ox+w5RU5uvEoM6VOM0ToY/m9YHitMT6FlAImT6Hx tolHKWXTHKjsTdjWIS+n+ELp1HKvFX3l/ZAzXbpvIbCnEjUWToCNGWd+pWuxKm5T g5moaWRPUK4= =zJdf -----END PGP SIGNATURE-----