Security update for busybox SUSE Patch security@suse.de SUSE Security Team openSUSE-SU-2021:3531-1 Final 1 1 2021-10-27T08:07:47Z current 2021-10-27T08:07:47Z 2021-10-27T08:07:47Z cve-database/bin/generate-cvrf.pl 2017-02-24T01:00:00Z Security update for busybox This update for busybox fixes the following issues: - CVE-2021-28831: Fixed invalid free or segmentation fault via malformed gzip data (bsc#1184522). - CVE-2018-20679: Fixed out of bounds read in udhcp (bsc#1121426). - CVE-2018-1000517: Fixed buffer overflow in the retrieve_file_data() (bsc#1099260). - CVE-2011-5325: Fixed a directory traversal related to 'tar' command (bsc#951562). - CVE-2018-1000500: Fixed missing SSL certificate validation related to the 'wget' command (bsc#1099263). The CVRF data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0). openSUSE-SLE-15.3-2021-3531 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/EXGVAQ34C33F4R3O65TKB73FYUDCIM6B/ E-Mail link for openSUSE-SU-2021:3531-1 https://www.suse.com/support/security/rating/ SUSE Security Ratings https://bugzilla.suse.com/1099260 SUSE Bug 1099260 https://bugzilla.suse.com/1099263 SUSE Bug 1099263 https://bugzilla.suse.com/1121426 SUSE Bug 1121426 https://bugzilla.suse.com/1184522 SUSE Bug 1184522 https://bugzilla.suse.com/951562 SUSE Bug 951562 https://www.suse.com/security/cve/CVE-2011-5325/ SUSE CVE CVE-2011-5325 page https://www.suse.com/security/cve/CVE-2018-1000500/ SUSE CVE CVE-2018-1000500 page https://www.suse.com/security/cve/CVE-2018-1000517/ SUSE CVE CVE-2018-1000517 page https://www.suse.com/security/cve/CVE-2018-20679/ SUSE CVE CVE-2018-20679 page https://www.suse.com/security/cve/CVE-2021-28831/ SUSE CVE CVE-2021-28831 page openSUSE Leap 15.3 busybox-1.26.2-4.5.1 busybox-static-1.26.2-4.5.1 busybox-1.26.2-4.5.1 as a component of openSUSE Leap 15.3 busybox-static-1.26.2-4.5.1 as a component of openSUSE Leap 15.3 Directory traversal vulnerability in the BusyBox implementation of tar before 1.22.0 v5 allows remote attackers to point to files outside the current working directory via a symlink. CVE-2011-5325 openSUSE Leap 15.3:busybox-1.26.2-4.5.1 openSUSE Leap 15.3:busybox-static-1.26.2-4.5.1 moderate 6.9 AV:L/AC:M/Au:N/C:C/I:C/A:C 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/EXGVAQ34C33F4R3O65TKB73FYUDCIM6B/ https://www.suse.com/security/cve/CVE-2011-5325.html CVE-2011-5325 https://bugzilla.suse.com/951562 SUSE Bug 951562 Busybox contains a Missing SSL certificate validation vulnerability in The "busybox wget" applet that can result in arbitrary code execution. This attack appear to be exploitable via Simply download any file over HTTPS using "busybox wget https://compromised-domain.com/important-file". CVE-2018-1000500 openSUSE Leap 15.3:busybox-1.26.2-4.5.1 openSUSE Leap 15.3:busybox-static-1.26.2-4.5.1 important 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/EXGVAQ34C33F4R3O65TKB73FYUDCIM6B/ https://www.suse.com/security/cve/CVE-2018-1000500.html CVE-2018-1000500 https://bugzilla.suse.com/1099263 SUSE Bug 1099263 BusyBox project BusyBox wget version prior to commit 8e2174e9bd836e53c8b9c6e00d1bc6e2a718686e contains a Buffer Overflow vulnerability in Busybox wget that can result in heap buffer overflow. This attack appear to be exploitable via network connectivity. This vulnerability appears to have been fixed in after commit 8e2174e9bd836e53c8b9c6e00d1bc6e2a718686e. CVE-2018-1000517 openSUSE Leap 15.3:busybox-1.26.2-4.5.1 openSUSE Leap 15.3:busybox-static-1.26.2-4.5.1 important 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/EXGVAQ34C33F4R3O65TKB73FYUDCIM6B/ https://www.suse.com/security/cve/CVE-2018-1000517.html CVE-2018-1000517 https://bugzilla.suse.com/1099260 SUSE Bug 1099260 An issue was discovered in BusyBox before 1.30.0. An out of bounds read in udhcp components (consumed by the DHCP server, client, and relay) allows a remote attacker to leak sensitive information from the stack by sending a crafted DHCP message. This is related to verification in udhcp_get_option() in networking/udhcp/common.c that 4-byte options are indeed 4 bytes. CVE-2018-20679 openSUSE Leap 15.3:busybox-1.26.2-4.5.1 openSUSE Leap 15.3:busybox-static-1.26.2-4.5.1 moderate 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/EXGVAQ34C33F4R3O65TKB73FYUDCIM6B/ https://www.suse.com/security/cve/CVE-2018-20679.html CVE-2018-20679 https://bugzilla.suse.com/1121426 SUSE Bug 1121426 https://bugzilla.suse.com/1121428 SUSE Bug 1121428 decompress_gunzip.c in BusyBox through 1.32.1 mishandles the error bit on the huft_build result pointer, with a resultant invalid free or segmentation fault, via malformed gzip data. CVE-2021-28831 openSUSE Leap 15.3:busybox-1.26.2-4.5.1 openSUSE Leap 15.3:busybox-static-1.26.2-4.5.1 important 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/EXGVAQ34C33F4R3O65TKB73FYUDCIM6B/ https://www.suse.com/security/cve/CVE-2021-28831.html CVE-2021-28831 https://bugzilla.suse.com/1184522 SUSE Bug 1184522