Security update for zstd SUSE Patch security@suse.de SUSE Security Team openSUSE-SU-2021:0481-1 Final 1 1 2021-03-27T19:04:47Z current 2021-03-27T19:04:47Z 2021-03-27T19:04:47Z cve-database/bin/generate-cvrf.pl 2017-02-24T01:00:00Z Security update for zstd This update for zstd fixes the following issues: - CVE-2021-24031: Added read permissions to files while being compressed or uncompressed (bsc#1183371). - CVE-2021-24032: Fixed a race condition which could have allowed an attacker to access world-readable destination file (bsc#1183370). This update was imported from the SUSE:SLE-15:Update update project. The CVRF data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0). openSUSE-2021-481 Copyright SUSE LLC under the Creative Commons License 4.0 with Attribution (CC-BY-4.0) https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/HYCURYHE4SZBA5XWHE6FDNCJ3JJDZS5S/ E-Mail link for openSUSE-SU-2021:0481-1 https://www.suse.com/support/security/rating/ SUSE Security Ratings https://bugzilla.suse.com/1183370 SUSE Bug 1183370 https://bugzilla.suse.com/1183371 SUSE Bug 1183371 https://www.suse.com/security/cve/CVE-2021-24031/ SUSE CVE CVE-2021-24031 page https://www.suse.com/security/cve/CVE-2021-24032/ SUSE CVE CVE-2021-24032 page openSUSE Leap 15.2 libzstd-devel-1.4.4-lp152.2.3.1 libzstd-devel-static-1.4.4-lp152.2.3.1 libzstd1-1.4.4-lp152.2.3.1 libzstd1-32bit-1.4.4-lp152.2.3.1 zstd-1.4.4-lp152.2.3.1 libzstd-devel-1.4.4-lp152.2.3.1 as a component of openSUSE Leap 15.2 libzstd-devel-static-1.4.4-lp152.2.3.1 as a component of openSUSE Leap 15.2 libzstd1-1.4.4-lp152.2.3.1 as a component of openSUSE Leap 15.2 libzstd1-32bit-1.4.4-lp152.2.3.1 as a component of openSUSE Leap 15.2 zstd-1.4.4-lp152.2.3.1 as a component of openSUSE Leap 15.2 In the Zstandard command-line utility prior to v1.4.1, output files were created with default permissions. Correct file permissions (matching the input) would only be set at completion time. Output files could therefore be readable or writable to unintended parties. CVE-2021-24031 openSUSE Leap 15.2:libzstd-devel-1.4.4-lp152.2.3.1 openSUSE Leap 15.2:libzstd-devel-static-1.4.4-lp152.2.3.1 openSUSE Leap 15.2:libzstd1-1.4.4-lp152.2.3.1 openSUSE Leap 15.2:libzstd1-32bit-1.4.4-lp152.2.3.1 openSUSE Leap 15.2:zstd-1.4.4-lp152.2.3.1 moderate 2.1 AV:L/AC:L/Au:N/C:P/I:N/A:N To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/HYCURYHE4SZBA5XWHE6FDNCJ3JJDZS5S/ https://www.suse.com/security/cve/CVE-2021-24031.html CVE-2021-24031 https://bugzilla.suse.com/1183371 SUSE Bug 1183371 Beginning in v1.4.1 and prior to v1.4.9, due to an incomplete fix for CVE-2021-24031, the Zstandard command-line utility created output files with default permissions and restricted those permissions immediately afterwards. Output files could therefore momentarily be readable or writable to unintended parties. CVE-2021-24032 openSUSE Leap 15.2:libzstd-devel-1.4.4-lp152.2.3.1 openSUSE Leap 15.2:libzstd-devel-static-1.4.4-lp152.2.3.1 openSUSE Leap 15.2:libzstd1-1.4.4-lp152.2.3.1 openSUSE Leap 15.2:libzstd1-32bit-1.4.4-lp152.2.3.1 openSUSE Leap 15.2:zstd-1.4.4-lp152.2.3.1 moderate 6.4 AV:N/AC:L/Au:N/C:P/I:P/A:N To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/HYCURYHE4SZBA5XWHE6FDNCJ3JJDZS5S/ https://www.suse.com/security/cve/CVE-2021-24032.html CVE-2021-24032 https://bugzilla.suse.com/1183370 SUSE Bug 1183370 https://bugzilla.suse.com/1183371 SUSE Bug 1183371