Sanitize could be made to perform XSS attacks if it received specially crafted input.. =========================================================================Ubuntu Security Notice USN-4543-1 September 25, 2020 ruby-sanitize vulnerability ========================================================================= A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 20.04 LTS Summary: Sanitize could be made to perform XSS attacks if it received specially crafted input. Software Description: - ruby-sanitize: allowlist-based HTML and CSS sanitizer Details: Michał Bentkowski discovered that Sanitize did not properly sanitize some math or svg HTML under certain circumstances. A remote attacker could potentially exploit this to conduct cross-site scripting (XSS) attacks. (CVE-2020-4054) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 20.04 LTS: ruby-sanitize 4.6.6-2.1~0.20.04.1 In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-4543-1 CVE-2020-4054 Package Information: https://launchpad.net/ubuntu/+source/ruby-sanitize/4.6.6-2.1~0.20.04.1 . Critical XSS flaw in Ruby impacts Ubuntu 20.04 LTS; guidance for patching is available.. XSS Attack, Ruby-Sanitize, Software Update. . Severity: Critical. LinuxSecurity.com Team
- New upstream v1.4.23 (#1589802,#1589620,#1589624) - Remove patches included in upstream release - Note that this includes the fix for [CVE-2018-12020] ---- - doc Remove documentation for future option faked sys - build Don't use dev srandom on OpenBSD - Do not use C99 feature - g10 Fix regexp sanitization - g10 Push compress filter only if compressed - gpg Sanitize diagnostic with the. --------------------------------------------------------------------------------Fedora Update Notification FEDORA-2018-69780fc4d7 2018-07-05 15:16:30.994795 --------------------------------------------------------------------------------Name : gnupg Product : Fedora 27 Version : 1.4.23 Release : 1.fc27 URL : http://www.gnupg.org/ Summary : A GNU utility for secure communication and data storage Description : GnuPG (GNU Privacy Guard) is a GNU utility for encrypting data and creating digital signatures. GnuPG has advanced key management capabilities and is compliant with the proposed OpenPGP Internet standard described in RFC2440. Since GnuPG doesn't use any patented algorithm, it is not compatible with any version of PGP2 (PGP2.x uses only IDEA for symmetric-key encryption, which is patented worldwide). --------------------------------------------------------------------------------Update Information: - New upstream v1.4.23 (#1589802,#1589620,#1589624) - Remove patches included in upstream release - Note that this includes the fix for [CVE-2018-12020] ----- doc Remove documentation for future option faked sys - build Don't use dev srandom on OpenBSD - Do not use C99 feature - g10 Fix regexp sanitization - g10 Push compress filter only if compressed - gpg Sanitize diagnostic with the original file name [CVE-2018-12020] --------------------------------------------------------------------------------ChangeLog: * Fri Jun 15 2018 Brian C. Lane - 1.4.23-1 - New upstream v1.4.23 (#1589802,#1589620,#1589624) - Remove patches included in upstream release - Note thatthis includes the fix for [CVE-2018-12020] * Fri Jun 8 2018 Brian C. Lane - 1.4.22-4 - doc Remove documentation for future option faked sys - build Don't use dev srandom on OpenBSD - Do not use C99 feature - g10 Fix regexp sanitization - g10 Push compress filter only if compressed - gpg Sanitize diagnostic with the original file name [CVE-2018-12020] --------------------------------------------------------------------------------References: [ 1 ] Bug #1589624 - CVE-2018-12020 gnupg: gnupg2: Improper sanitization of filenames allows for the display of fake status messages and the bypass of signature verification [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=1589624 [ 2 ] Bug #1589802 - gnupg-1.4.23 is available https://bugzilla.redhat.com/show_bug.cgi?id=1589802 --------------------------------------------------------------------------------This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2018-69780fc4d7' at the command line. For more information, refer to the dnf documentation available at https://dnf.readthedocs.io/en/latest/command_ref.html All packages are signed with the Fedora Project GPG key. More details on the GPG keys used by the Fedora Project can be found at -------------------------------------------------------------------------------- _______________________________________________ package-announce mailing list --
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