CVE-2021-20291
medium
CVSS v3
—
CVSS v4 NEW
—
VIR risk
5.5
Description
RHSA-2021:4154: container-tools:rhel8 security, bug fix, and enhancement update (Moderate)
Predictions
Exploit likelihood
30%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
SUSE Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| — | Affected | — |
Debian Mixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 1.34.1+ds1-1 |
| sid | Fixed | 1.34.1+ds1-1 |
| forky | Fixed | 1.34.1+ds1-1 |
| bullseye | Affected | — |
| bookworm | Fixed | 1.34.1+ds1-1 |
AlmaLinux Fixed 2 releases
| Version | Status | Fixed in |
|---|---|---|
| 9 | Fixed | podman-remote-4.2.0-3.el9.x86_64.rpm |
| 8 | Fixed | skopeo-tests-1.2.4-1.module_el8.6.0+2876+9ed4eae2.aarch64.rpm |
Red Hat Fixed 2 releases
| Version | Status | Fixed in |
|---|---|---|
| 9 | Fixed | — |
| 8 | Fixed | — |
Rocky Linux Fixed 1 release
| Version | Status | Fixed in |
|---|---|---|
| 8 | Fixed | — |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Go | github.com/containers/storage | <1.28.1 | 1.28.1 |
References
- https://access.redhat.com/errata/RHSA-2022:7954
- https://access.redhat.com/errata/RHSA-2022:7955
- https://access.redhat.com/errata/RHSA-2022:8008
- https://bugzilla.redhat.com/1913333
- https://bugzilla.redhat.com/1913338
- https://bugzilla.redhat.com/1919050
- https://bugzilla.redhat.com/1939485
- https://bugzilla.redhat.com/1983596
- https://bugzilla.redhat.com/1989570
- https://bugzilla.redhat.com/2026675
- https://bugzilla.redhat.com/2064702
- https://errata.almalinux.org/9/ALSA-2022-7954.html
- https://www.suse.com/security/cve/CVE-2021-20291.html
- https://nvd.nist.gov/vuln/detail/CVE-2021-20291
- https://github.com/containers/storage/pull/860
- https://github.com/containers/storage/commit/306fcabc964470e4b3b87a43a8f6b7d698209ee1
- https://bugzilla.redhat.com/show_bug.cgi?id=1939485
- https://github.com/containers/storage
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/R5D7XL7FL24TWFMGQ3K2S72EOUSLZMKL
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SPYOHNG2Q7DCAQZMGYLMENLKALGDLG3X
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WX24EITRXVHDM5M223BVTJA2ODF2FSHI
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZNMB7O2UIXE34PGSCSOULGHPX5LIJBMM
- https://pkg.go.dev/vuln/GO-2021-0100
- https://unit42.paloaltonetworks.com/cve-2021-20291
- https://security-tracker.debian.org/tracker/CVE-2021-20291
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.