SUSE Security Update: Security update for runc ______________________________________________________________________________ Announcement ID: SUSE-SU-2021:4171-1 Rating: moderate References: #1193436 Cross-References: CVE-2021-43784 CVSS scores: CVE-2021-43784 (NVD) : 6 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:L Affected Products: SUSE MicroOS 5.1 SUSE MicroOS 5.0 SUSE Linux Enterprise Module for Containers 15-SP3 SUSE Linux Enterprise Module for Containers 15-SP2 SUSE Enterprise Storage 7 ______________________________________________________________________________ An update that fixes one vulnerability is now available. Description: This update for runc fixes the following issues: Update to runc v1.0.3. * CVE-2021-43784: Fixed a potential vulnerability related to the internal usage of netlink, which is believed to not be exploitable with any released versions of runc (bsc#1193436) * Fixed inability to start a container with read-write bind mount of a read-only fuse host mount. * Fixed inability to start when read-only /dev in set in spec. * Fixed not removing sub-cgroups upon container delete, when rootless cgroup v2 is used with older systemd. * Fixed returning error from GetStats when hugetlb is unsupported (which causes excessive logging for kubernetes). Patch Instructions: To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: - SUSE MicroOS 5.1: zypper in -t patch SUSE-SUSE-MicroOS-5.1-2021-4171=1 - SUSE MicroOS 5.0: zypper in -t patch SUSE-SUSE-MicroOS-5.0-2021-4171=1 - SUSE Linux Enterprise Module for Containers 15-SP3: zypper in -t patch SUSE-SLE-Module-Containers-15-SP3-2021-4171=1 - SUSE Linux Enterprise Module for Containers 15-SP2: zypper in -t patch SUSE-SLE-Module-Containers-15-SP2-2021-4171=1 - SUSE Enterprise Storage 7: zypper in -t patch SUSE-Storage-7-2021-4171=1 Package List: - SUSE MicroOS 5.1 (aarch64 s390x x86_64): runc-1.0.3-27.1 runc-debuginfo-1.0.3-27.1 - SUSE MicroOS 5.0 (aarch64 x86_64): runc-1.0.3-27.1 runc-debuginfo-1.0.3-27.1 - SUSE Linux Enterprise Module for Containers 15-SP3 (aarch64 ppc64le s390x x86_64): runc-1.0.3-27.1 runc-debuginfo-1.0.3-27.1 - SUSE Linux Enterprise Module for Containers 15-SP2 (aarch64 ppc64le s390x x86_64): runc-1.0.3-27.1 runc-debuginfo-1.0.3-27.1 - SUSE Enterprise Storage 7 (aarch64 x86_64): runc-1.0.3-27.1 runc-debuginfo-1.0.3-27.1 References: https://www.suse.com/security/cve/CVE-2021-43784.html https://bugzilla.suse.com/1193436