Red Hat Security Advisory: golang security update
The golang packages provide the Go programming language compiler. Security Fix(es): * golang: archive/tar: Unbounded allocation when parsing GNU sparse map (CVE-2025-58183) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
AI Analysis
Technical Summary
CVE-2025-58183 is a vulnerability in the Go programming language's archive/tar package where unbounded memory allocation occurs when parsing GNU sparse map archives. This flaw can cause excessive memory consumption, classified under CWE-770 (Allocation of Resources Without Limits or Throttling). Red Hat has issued a security advisory (RHSA-2025:21778) for Red Hat Enterprise Linux 9.6 Extended Update Support, providing updated golang packages that fix this issue. The vulnerability is rated as moderate severity by Red Hat Product Security. No CVSS score is provided in the advisory. The fix is included in golang version 1.25.3-1.el9_6 and related packages.
Potential Impact
The vulnerability allows unbounded memory allocation during parsing of GNU sparse map archives, which can lead to resource exhaustion on affected systems. This may impact system stability or availability if exploited. There are no known exploits in the wild currently. The issue affects the golang package used for compiling and running Go programs on Red Hat Enterprise Linux 9.6 Extended Update Support.
Mitigation Recommendations
Red Hat has released updated golang packages that fix this vulnerability. Users of Red Hat Enterprise Linux 9.6 Extended Update Support should apply the official security update as described in Red Hat advisory RHSA-2025:21778. Refer to https://access.redhat.com/articles/11258 for detailed update instructions. Applying this update mitigates the vulnerability. No additional mitigation is indicated by the vendor.
Red Hat Security Advisory: golang security update
Description
The golang packages provide the Go programming language compiler. Security Fix(es): * golang: archive/tar: Unbounded allocation when parsing GNU sparse map (CVE-2025-58183) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Affected software
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2025-58183 is a vulnerability in the Go programming language's archive/tar package where unbounded memory allocation occurs when parsing GNU sparse map archives. This flaw can cause excessive memory consumption, classified under CWE-770 (Allocation of Resources Without Limits or Throttling). Red Hat has issued a security advisory (RHSA-2025:21778) for Red Hat Enterprise Linux 9.6 Extended Update Support, providing updated golang packages that fix this issue. The vulnerability is rated as moderate severity by Red Hat Product Security. No CVSS score is provided in the advisory. The fix is included in golang version 1.25.3-1.el9_6 and related packages.
Potential Impact
The vulnerability allows unbounded memory allocation during parsing of GNU sparse map archives, which can lead to resource exhaustion on affected systems. This may impact system stability or availability if exploited. There are no known exploits in the wild currently. The issue affects the golang package used for compiling and running Go programs on Red Hat Enterprise Linux 9.6 Extended Update Support.
Mitigation Recommendations
Red Hat has released updated golang packages that fix this vulnerability. Users of Red Hat Enterprise Linux 9.6 Extended Update Support should apply the official security update as described in Red Hat advisory RHSA-2025:21778. Refer to https://access.redhat.com/articles/11258 for detailed update instructions. Applying this update mitigates the vulnerability. No additional mitigation is indicated by the vendor.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2026:5086
- Cve Count
- 1
- Additional Cves
- []
- Cvss Version
- null
Threat ID: 6a160976e29bf47b506411aa
Added to database: 05/26/2026, 20:58:30 UTC
Last enriched: 07/30/2026, 13:41:45 UTC
Last updated: 07/31/2026, 21:28:46 UTC
Views: 52
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