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openSUSE 16 Security Update : google-osconfig-agent (openSUSE-SU-2026:21882-1)

high Nessus Plugin ID 350147

Synopsis

The remote openSUSE host is missing one or more security updates.

Description

The remote openSUSE 16 host has a package installed that is affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:21882-1 advisory.

 - CVE-2026-41178: go.opentelemetry.io/otel/baggage: no rejection of raw-length headers in baggage parsing allows for DoS via oversized inputs (bsc#1276722).
 - CVE-2026-56852: golang.org/x/text/unicode/norm: infinite loop on truncated/invalid UTF-8 input (bsc#1272118).
 - CVE-2026-56854,CVE-2026-56855,CVE-2026-78662: golang.org/x/crypto/ssh: authentication bypass and deadlocks in the crypto/ssh library (bsc#1278597).
 - CVE-2026-84303: google.golang.org/grpc: xDS RBAC HTTP filter implementation issue allows for bypass of authorization policies via mixed-case or canonical-case header matches (bsc#1279297).
 - CVE-2026-84304: google.golang.org/grpc: heap memory exhaustion via HTTP/2 DATA frame fragmentation (bsc#1279414).
 - CVE-2026-84445: google.golang.org/grpc: DoS via crash due to missing ':authority' and 'Host' headers in gRPC-Go xDS servers (bsc#1278967).

 Changes for google-osconfig-agent:

 - Update to version 20260911.00
 * Add support for all possible SCALIBR os extractor for linux (#1052)
 * Migrate presubmits from deb11 to deb12 (#1050)
 * Bump the go_modules group across 1 directory with 3 updates (#1047)
 * Introduce E2E v2 framework and inventory tests (#1039)
 * Remove test case for asserting JSON marshal error from task_state.go (#1045)
 * security: pin GitHub actions to commit SHAs in CodeQL workflow (#1042)
 * Add Configuration for SCALIBR (#1034)
 * add CheckState and Cleanup tests (#1008)
 * Improve unit tests for osinfo/osinfo_linux.go (#1020)
 * Bump github.com/go-git/go-git/v5 (#1036)
 * Bump cloud.google.com/go/auth from 0.18.0 to 0.22.0 (#1032)
 * Bump golang.org/x/crypto from 0.52.0 to 0.54.0 (#1028)
 * authenticate cloud build to use docker registry (#1030)
 * Migrate e2e build to internal image (#1024)
 * Upgrade google.golang.org/grpc to new version. (#1023)
 * Improve unit tests for ospatch/yum_update.go (#1012)
 * Improve unit tests for ospatch/updates.go (#1011)
 * Add unit tests for config/package_resource.go PART 2 (#1005)
 * Add unit tests for config/package_resource.go PART 1 (#1003)
 * Add unit tests for policies/local.go (#1015)
 * Add unit tests for repository_resource.go (#1002)
 * Add unit tests for installrecipe.go part 2 (#993)
 * Add unit tests for scalibr.go (#1019)
 * Add unit tests for installrecipe.go part 1 (#992)
 * Add test cases for policies/recipes/recipedb.go (#989)
 * Bump golang.org/x/crypto (#1021)
 * Add unit tests for policies/recipes/steps.go PART 3 (#976)
 * Add unit tests for policies/recipes/steps.go PART 2 (#975)
 * Bump golang.org/x/net (#1017)
 * upgrade x/net package. (#1018)
 * Add test cases for config/file_resource.go (#988)
 * Add unit tests for policies/recipes/artifacts.go (#985)
 * Add unit tests for policies/recipes/steps.go PART 1 (#974)
 * Add tests & bugfix for packages/trace.go (#939)
 * Add unit tests for agentendpoint/agentendpoint_beta.go (#983)
 * Replace yum install with yum update (#1009)
 * Bump github.com/containerd/containerd (#1013)
 * Add unit tests for policies/apt.go PART 2 (#957)
 * Add test cases for agentendpoint/task_state.go (#984)
 * Remove deprecated rhel-sap images and add new ones (#1007)
 * Add test cases for clog/clog.go (#986)

Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected google-osconfig-agent package.

See Also

https://bugzilla.suse.com/1272118

https://bugzilla.suse.com/1276722

https://bugzilla.suse.com/1278597

https://bugzilla.suse.com/1278967

https://bugzilla.suse.com/1279297

https://bugzilla.suse.com/1279414

https://www.suse.com/security/cve/CVE-2026-41178

https://www.suse.com/security/cve/CVE-2026-56852

https://www.suse.com/security/cve/CVE-2026-56854

https://www.suse.com/security/cve/CVE-2026-56855

https://www.suse.com/security/cve/CVE-2026-78662

https://www.suse.com/security/cve/CVE-2026-84303

https://www.suse.com/security/cve/CVE-2026-84304

https://www.suse.com/security/cve/CVE-2026-84445

Plugin Details

Severity: High

ID: 350147

File Name: openSUSE-2026-21882-1.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 9/25/2026

Updated: 9/25/2026

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.3

Percentile: 53.39

CVSS v2

Risk Factor: High

Base Score: 9.4

Temporal Score: 7

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:N

CVSS Score Source: CVE-2026-84303

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

CVSS Score Source: CVE-2026-78662

CVSS v4

Risk Factor: High

Base Score: 8.7

Threat Score: 6.6

Threat Vector: CVSS:4.0/E:U

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

CVSS Score Source: CVE-2026-84445

Vulnerability Information

CPE: cpe:/o:novell:opensuse:16.0, p-cpe:/a:novell:opensuse:google-osconfig-agent

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/SuSE/release, Host/SuSE/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 9/20/2026

Vulnerability Publication Date: 5/28/2026

Reference Information

CVE: CVE-2026-41178, CVE-2026-56852, CVE-2026-56854, CVE-2026-56855, CVE-2026-78662, CVE-2026-84303, CVE-2026-84304, CVE-2026-84445