QID 174971

QID 174971: SUSE Enterprise Linux Security Update for containerd, docker, runc (SUSE-SU-2021:1458-1)

This update for containerd, docker, runc fixes the following issues:

- Docker was updated to 20.10.6-ce
* Switch version to use -ce suffix rather than _ce to avoid confusing
other tools (bsc#1182476).
* CVE-2021-21284: Fixed a potential privilege escalation when the root
user in the remapped namespace has access to the host filesystem
(bsc#1181732)
* CVE-2021-21285: Fixed an issue where pulling a malformed Docker image
manifest crashes the dockerd daemon (bsc#1181730).

- runc was updated to v1.0.0~rc93 (bsc#1182451 and bsc#1184962).
* Use the upstream runc package (bsc#1181641, bsc#1181677, bsc#1175821).
* Fixed /dev/null is not available (bsc#1168481).
* Fixed an issue where podman hangs when spawned by salt-minion process
(bsc#1149954).
* CVE-2019-19921: Fixed a race condition with shared mounts
(bsc#1160452).
* CVE-2019-16884: Fixed an LSM bypass via malicious Docker image that
mount
over a /proc directory (bsc#1152308).
* CVE-2019-5736: Fixed potential write attacks to the host runc binary
(bsc#1121967).
* Fixed an issue where after a kernel-update docker doesn't run
(bsc#1131314 bsc#1131553)
* Ensure that we always include the version information in runc
(bsc#1053532).

- Switch to Go 1.13 for build.
* CVE-2018-16873: Fixed a potential remote code execution (bsc#1118897).
* CVE-2018-16874: Fixed a directory traversal in "go get" via curly
braces in import paths (bsc#1118898).
* CVE-2018-16875: Fixed a CPU denial of service (bsc#1118899).
* Fixed an issue with building containers (bsc#1095817).

- containerd was updated to v1.4.4
* CVE-2021-21334: Fixed a potential information leak through environment
variables (bsc#1183397).
* Handle a requirement from docker (bsc#1181594).
* Install the containerd-shim* binaries and stop creating (bsc#1183024).
* update version to the one required by docker (bsc#1034053)

- Use -buildmode=pie for tests and binary build (bsc#1048046, bsc#1051429)
- Cleanup seccomp builds similar (bsc#1028638).
- Update to handle the docker-runc removal, and drop the -kubic flavour
(bsc#1181677, bsc#1181749)

Successful exploitation allows attacker to compromise the system.

  • CVSS V3 rated as Critical - 8.6 severity.
  • CVSS V2 rated as Critical - 9.3 severity.
    • Solution
    Upgrade to the latest package which contains the patch. To install this SUSE Security, Update use YaST online_update. Alternatively you can run the command listed for your product. To install packages using the command line interface, use command "yum update". Refer to Suse security advisory: SUSE-SU-2021:1458-1 to address this issue and obtain further details.
    Vendor References

    CVEs related to QID 174971

    CVE-2018-16875 | CVE-2021-21285 | CVE-2021-21334 | CVE-2019-16884 | CVE-2019-5736 | CVE-2021-21284 | CVE-2018-16873 | CVE-2018-16874 | CVE-2019-19921 |
    Software Advisories
    Advisory ID Software Component Link
    SUSE-SU-2021:1458-1 SUSE Enterprise Linux URL Logo lists.suse.com/pipermail/sle-security-updates/2021-April/008717.html
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