Red Hat Security Advisory: corosync security update
A stack buffer overflow vulnerability (CVE-2025-30472) exists in the corosync package used by Red Hat Enterprise Linux cluster software. This vulnerability arises from the 'orf_token_endian_convert' function. Red Hat has released security updates addressing this issue for Red Hat Enterprise Linux versions 9 and 10, including various variants such as AppStream, CodeReady Linux Builder, and High Availability. The severity of this vulnerability is rated as moderate by Red Hat Product Security. No known exploits are reported in the wild at this time.
AI Analysis
Technical Summary
The corosync packages, which provide the Corosync Cluster Engine and C APIs for Red Hat Enterprise Linux cluster software, contain a stack buffer overflow vulnerability in the 'orf_token_endian_convert' function (CVE-2025-30472). This vulnerability could potentially lead to memory corruption. Red Hat has issued security advisories RHSA-2025:7201 and RHSA-2025:7478 providing updates to mitigate this issue in Red Hat Enterprise Linux versions 9 and 10 respectively.
Potential Impact
The vulnerability is classified as moderate in severity by Red Hat Product Security. It involves a stack buffer overflow which could lead to memory corruption within the corosync cluster engine. There are no known exploits in the wild at this time.
Mitigation Recommendations
Red Hat has released official security updates for affected versions of Red Hat Enterprise Linux 9 and 10. Users should apply these updates promptly to remediate the vulnerability. Detailed instructions for applying the updates are available in the Red Hat advisory and knowledge base article https://access.redhat.com/articles/11258. No additional mitigation steps are indicated by the vendor.
Red Hat Security Advisory: corosync security update
Description
A stack buffer overflow vulnerability (CVE-2025-30472) exists in the corosync package used by Red Hat Enterprise Linux cluster software. This vulnerability arises from the 'orf_token_endian_convert' function. Red Hat has released security updates addressing this issue for Red Hat Enterprise Linux versions 9 and 10, including various variants such as AppStream, CodeReady Linux Builder, and High Availability. The severity of this vulnerability is rated as moderate by Red Hat Product Security. No known exploits are reported in the wild at this time.
Affected software
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The corosync packages, which provide the Corosync Cluster Engine and C APIs for Red Hat Enterprise Linux cluster software, contain a stack buffer overflow vulnerability in the 'orf_token_endian_convert' function (CVE-2025-30472). This vulnerability could potentially lead to memory corruption. Red Hat has issued security advisories RHSA-2025:7201 and RHSA-2025:7478 providing updates to mitigate this issue in Red Hat Enterprise Linux versions 9 and 10 respectively.
Potential Impact
The vulnerability is classified as moderate in severity by Red Hat Product Security. It involves a stack buffer overflow which could lead to memory corruption within the corosync cluster engine. There are no known exploits in the wild at this time.
Mitigation Recommendations
Red Hat has released official security updates for affected versions of Red Hat Enterprise Linux 9 and 10. Users should apply these updates promptly to remediate the vulnerability. Detailed instructions for applying the updates are available in the Red Hat advisory and knowledge base article https://access.redhat.com/articles/11258. No additional mitigation steps are 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-2025:7478
- Cve Count
- 1
Threat ID: 6a3da1d24853345fc1825c6e
Added to database: 06/25/2026, 21:46:58 UTC
Last enriched: 08/07/2026, 00:38:38 UTC
Last updated: 09/10/2026, 19:36:50 UTC
Views: 13
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