SUSE · security update for corosync
Affects SUSESource GCVE Database
Not known to be exploited : upgrade to 10.2.1 when convenient.
Data as of 25 Oct 2026, 19:02 UTC
Rated by Threat Radar · No CVSS score from NVD or the CNA
- EPSS
- 0.4% chance of exploitation in 30 days – higher than 40% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 10.2.1
Exploitation evidence
Disclosed: evidence found.
CVE published 13 May 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.
What to do
Upgrade redhat/corosync to 10.2.1.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
Red Hatredhat/corosyncpkg:rpm/redhat/corosyncOther threats | Affected
| Fixed in
|
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
Red Hat has released official security updates that address this vulnerability for Red Hat Enterprise Linux versions 9 and 10 and their variants. Users should apply these updates promptly to remediate the issue. For detailed update instructions, refer to the Red Hat advisory at https://access.redhat.com/articles/11258. Since a patch is available and the vendor rates the severity as moderate, applying the official fix is the recommended mitigation.
Description
A stack buffer overflow vulnerability (CVE-2025-30472) exists in the corosync package used by Red Hat Enterprise Linux cluster software. The flaw is located in 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 vulnerability is rated as moderate severity by Red Hat Product Security. No known exploits are reported in the wild at this time.
References
- access.redhat.com/errata/RHSA-2025:7201 (opens in a new tab)
- docs.redhat.com/en/documentation/red_hat_enterprise_linux/9/html/9.6_release_notes/index (opens in a new tab)
- access.redhat.com/security/updates/classification/ (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2354229 (opens in a new tab)
- issues.redhat.com/browse/RHEL-65699 (opens in a new tab)
- security.access.redhat.com/data/csaf/v2/advisories/2025/rhsa-2025_7201.json (opens in a new tab)
- access.redhat.com/errata/RHSA-2025:7478 (opens in a new tab)
- security.access.redhat.com/data/csaf/v2/advisories/2025/rhsa-2025_7478.json (opens in a new tab)
- suse.com/support/security/rating/ (opens in a new tab)
- ftp.suse.com/pub/projects/security/csaf/rhsa-2025_7201.json (opens in a new tab)
- lists.suse.com/pipermail/suse-liberty-linux-updates/2025-June/001541.html (opens in a new tab)
- suse.com/security/cve/CVE-2025-30472/ (opens in a new tab)