SUSE-SU-2026:24381-1: important: Security update for containerd

SLE-SECURITY-UPDATES null at suse.de
Tue Oct 27 08:31:07 UTC 2026 

# Security update for containerd

Announcement ID: SUSE-SU-2026:24381-1  
Release Date: 2026-10-23T08:05:54Z  
Rating: important  
References:

  * bsc#1268430
  * bsc#1268441
  * bsc#1274214
  * bsc#1280007
  * bsc#1282669
  * bsc#1285124

  
Cross-References:

  * CVE-2026-39882
  * CVE-2026-47262
  * CVE-2026-53488
  * CVE-2026-53493
  * CVE-2026-53495
  * CVE-2026-95838

  
CVSS scores:

  * CVE-2026-39882 ( SUSE ):  5.3 CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-39882 ( NVD ):  5.3 CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-47262 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
  * CVE-2026-47262 ( NVD ):  5.3
    CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
  * CVE-2026-47262 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
  * CVE-2026-53488 ( SUSE ):  8.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
  * CVE-2026-53488 ( NVD ):  9.4
    CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
  * CVE-2026-53488 ( NVD ):  8.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
  * CVE-2026-53493 ( SUSE ):  6.9
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
  * CVE-2026-53493 ( SUSE ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2026-53493 ( NVD ):  6.9
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
  * CVE-2026-53495 ( SUSE ):  6.8
    CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-53495 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-53495 ( NVD ):  6.8
    CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
  * CVE-2026-95838 ( SUSE ):  4.8
    CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
  * CVE-2026-95838 ( SUSE ):  3.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
  * CVE-2026-95838 ( NVD ):  4.6
    CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

  
Affected Products:

  * SUSE Linux Micro 6.1

  
  
An update that solves six vulnerabilities can now be installed.

## Description:

This update for containerd fixes the following issues:

  * CVE-2026-39882:
    go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp: Memory
    exhaustion via uncapped HTTP response body reading (bsc#1274214).
  * CVE-2026-47262: Denial of Service (DoS) condition via a maliciously crafted
    image (bsc#1268441).
  * CVE-2026-53488: CRI plugin propagates labels from an image config to a
    container without validation (bsc#1268430).
  * CVE-2026-53493: a crafted OCI index graph can force very high CPU/memory
    usage during PullImage (before container start), causing long
    ContainerCreating stalls and, at larger sizes, node/runtime instability
    (bsc#1282669).
  * CVE-2026-53495: CRI ExecSync Goroutine Leak Leads to Node-Level Denial of
    Service (bsc#1280007).
  * CVE-2026-95838: github.com/containerd/containerd: processing of certain
    image layers causes superlinear time complexity in unpack handler and can
    lead to DoS (bsc#1285124).

## Patch Instructions:

To install this SUSE 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 Linux Micro 6.1  
    zypper in -t patch SUSE-SLE-Micro-6.1-765

## Package List:

  * SUSE Linux Micro 6.1 (aarch64 ppc64le s390x x86_64)
    * containerd-1.7.29-slfo.1.1_5.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-39882.html
  * https://www.suse.com/security/cve/CVE-2026-47262.html
  * https://www.suse.com/security/cve/CVE-2026-53488.html
  * https://www.suse.com/security/cve/CVE-2026-53493.html
  * https://www.suse.com/security/cve/CVE-2026-53495.html
  * https://www.suse.com/security/cve/CVE-2026-95838.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1268430
  * https://bugzilla.suse.com/show_bug.cgi?id=1268441
  * https://bugzilla.suse.com/show_bug.cgi?id=1274214
  * https://bugzilla.suse.com/show_bug.cgi?id=1280007
  * https://bugzilla.suse.com/show_bug.cgi?id=1282669
  * https://bugzilla.suse.com/show_bug.cgi?id=1285124

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