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Fencer Vulns
high 7.1

CVE-2022-2990 json

Buildah's incorrect handling of the supplementary groups may lead to data disclosure, modification

published 2022-09-13 4 y ago modified 2026-09-10 1 mo ago also GHSA-fjm8-m7m6-2fjp , GO-2022-1008 , EUVD-2022-6800

cvss
7.1
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 29%
public exploits
0
none known

Summary

An incorrect handling of the supplementary groups in the Buildah container engine might lead to the sensitive information disclosure or possible data modification if an attacker has direct access to the affected container where supplementary groups are used to set access permissions and is able to execute a binary code in that container.

Patch / fix

  • go github.com/containers/buildah 1.27.1
  • buildah_project buildah 1.27.1
  • golang-github-containers-buildah Debian 14, Debian 13, Debian 12 1.28.0+ds1-2

debian advisories DEBIAN-CVE-2022-2990

  • crit RHEL 8 3.15-3.module+el8.7.0+16772+33343656
  • criu RHEL 8 3.15-3.module+el8.7.0+16772+33343656
  • crun RHEL 8 1.5-1.module+el8.7.0+16772+33343656
  • runc RHEL 8 1:1.1.4-1.module+el8.7.0+16772+33343656
  • udica RHEL 8 0.2.6-3.module+el8.7.0+16772+33343656
  • conmon RHEL 8 3:2.1.4-1.module+el8.7.0+16772+33343656
  • podman RHEL 8 3:4.2.0-1.module+el8.7.0+16772+33343656
  • skopeo RHEL 8 2:1.9.2-1.module+el8.7.0+16772+33343656

red hat advisories RHSA-2022:7457RHSA-2023:1325RHSA-2022:8008RHSA-2022:8431RHSA-2022:7822

  • buildah SLES for SAP 15 SP2, SLES for SAP 15 SP1, SLES 15 SP2-LTSS +4 more 1.25.1-150100.3.20.15
  • buildah SLE Module for Containers 15 SP3, openSUSE Leap 15.3 1.28.2-150300.8.14.1
  • buildah SLE Module for Containers 15 SP4, openSUSE Leap 15.4 1.28.2-150400.3.11.1
  • buildah SLE Module for Containers 15 SP3, openSUSE Leap 15.3 1.27.1-150300.8.11.1
  • libgpg-error SLE Module for Basesystem 15 SP3, SLE Micro 5.2, SLE Micro 5.1 +2 more 1.42-150300.9.3.1
  • buildah SLE Module for Containers 15 SP4, openSUSE Leap 15.4 1.27.1-150400.3.8.1

suse advisories SUSE-SU-2023:4099-1SUSE-SU-2022:4350-1SUSE-SU-2022:4349-1SUSE-SU-2022:3766-1SUSE-SU-2022:3655-1

  • buildah openSUSE Tumbleweed 1.27.0-3.1

opensuse advisories openSUSE-SU-2024:12289-1

  • buildah AlmaLinux 9 1:1.27.0-2.el9
  • buildah-tests AlmaLinux 9 1:1.27.0-2.el9
  • podman AlmaLinux 9 2:4.2.0-7.el9_1
  • podman-tests AlmaLinux 9 2:4.2.0-7.el9_1
  • podman-docker AlmaLinux 9 2:4.2.0-7.el9_1
  • podman-remote AlmaLinux 9 2:4.2.0-7.el9_1
  • podman-gvproxy AlmaLinux 9 2:4.2.0-7.el9_1
  • podman-plugins AlmaLinux 9 2:4.2.0-7.el9_1

almalinux advisories ALSA-2022:8008ALSA-2022:8431ALSA-2022:7822

  • criu Rocky Linux 8 3.15-3.module+el8.7.0+1077+0e4f03d4
  • criu Rocky Linux 8 3.15-3.module+el8.5.0+710+4c471e88
  • criu Rocky Linux 8 3.15-3.module+el8.6.0+1054+50b00ff4
  • crun Rocky Linux 8 1.5-1.module+el8.7.0+1077+0e4f03d4
  • crun Rocky Linux 8 1.5-1.module+el8.6.0+1054+50b00ff4
  • runc Rocky Linux 8 1:1.1.4-1.module+el8.7.0+1077+0e4f03d4
  • udica Rocky Linux 8 0.2.6-3.module+el8.7.0+1077+0e4f03d4
  • udica Rocky Linux 8 0.2.6-3.module+el8.6.0+971+69b94baf

rocky linux advisories RLSA-2022:7822RLSA-2022:7457

  • buildah Alpine 3.24, Alpine 3.23, Alpine 3.22 +5 more 1.28.0-r0

alpine advisories ALPINE-CVE-2022-2990

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • buildah CBL-Mariner 2.0 1.18.0-17
  • buildah Azure Linux 3.0 1.18.0-24

azure linux advisories AZL-10960AZL-36935

Azure Linux vulnerability data, Copyright (c) Microsoft Corporation, from https://github.com/microsoft/AzureLinuxVulnerabilityData via OSV, under the MIT licence; changed: normalised to fixed package versions per release. MIT

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2022-2990 updated cvss 7.1

buildah: possible information disclosure and modification

  • Red Hat Enterprise Linux 7 buildah Red Hat Enterprise Linux 8 buildah, buildah-tests
    affected: no fix available “Fix deferred”
  • Red Hat Enterprise Linux AppStream (v. 8) crun 1.5-1.module+el8.7.0+16772+33343656, crun 1.5-1.module+el8.7.0+17064+3b31f55c, crit 3.15-3.module+el8.7.0+16772+33343656, crit 3.15-3.module+el8.7.0+17064+3b31f55c, criu 3.15-3.module+el8.7.0+16772+33343656, criu 3.15-3.module+el8.7.0+17064+3b31f55c, +60 more
    fixed: vendor fix RHSA-2022:7457
  • Red Hat Enterprise Linux AppStream (v. 9) buildah 1.27.0-2.el9, podman 4.2.0-7.el9_1, buildah-tests 1.27.0-2.el9, podman-tests 4.2.0-7.el9_1, podman-docker 4.2.0-7.el9_1, podman-remote 4.2.0-7.el9_1, +3 more
    fixed: vendor fix RHSA-2022:8008
  • Red Hat OpenShift Container Platform 4.13 buildah 1.29.1-1.rhaos4.13.el9, buildah-tests 1.29.1-1.rhaos4.13.el9
    fixed: vendor fix RHSA-2023:1325
  • Red Hat Ironic content for Red Hat OpenShift Container Platform 4.13 tox 3.23.0-2.el9.1, crudini 0.9.3-4.el9, pysnmp 4.4.12-6.el9, future 0.18.2-9.el9.1, subunit 1.4.0-6.el9.1, pyflakes 2.2.0-3.el9.1, +465 more Red Hat OpenShift Container Platform 4.13 tini 0.16.1-1.el8ar, grpc 1.18.0-4.el8ost, python-rsa 4.7-1.el8, python3-rsa 4.7-1.el8, cri-tools 1.26.0-1.el9, grpc-cli 1.18.0-4.el8ost, +263 more
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

0.35% chance of exploitation in the next 30 days, higher than 29% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • bugzilla.redhat.com https://bugzilla.redhat.com/show_bug.cgi?id=2121453 referenced PoC, tagged "exploit" by a source, unverified
  • benthamsgaze.org https://www.benthamsgaze.org/2022/08/22/vulnerability-in-linux-containers-investigation-and-mitigation/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
GitHub 3.1 7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

Affected packages

ecosystem package affected fixed in
go github.com/containers/buildah
<1.27.1
1.27.1

Affected products

  • n/a buildah

Classification

Weakness
  • CWE-842 Placement of User into Incorrect Group
  • CWE-863 Incorrect Authorization

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.