CVE-2025-52520
Description
Important: tomcat security update
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: alma — https://errata.almalinux.org/9/ALSA-2025-14181.html
Vendor advisory: alma — https://errata.almalinux.org/8/ALSA-2025-14177.html
Vendor advisory: alma — https://bugzilla.redhat.com/2379386
Vendor advisory: alma — https://bugzilla.redhat.com/2379382
Vendor advisory: alma — https://bugzilla.redhat.com/2379374
Vendor advisory: alma — https://bugzilla.redhat.com/2373309
Vendor advisory: alma — https://bugzilla.redhat.com/2373020
Vendor advisory: alma — https://bugzilla.redhat.com/2373018
Vendor advisory: alma — https://bugzilla.redhat.com/2373015
Vendor advisory: alma — https://access.redhat.com/errata/RHSA-2025:14177
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2025-52520
Vendor advisory: rocky — https://errata.rockylinux.org/RLSA-2025:14181
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2025-52520.html
Vendor advisory: rocky — https://errata.rockylinux.org/RLSA-2025:14177
Vendor advisory: redhat — https://access.redhat.com/errata/RHSA-2025:14181
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| rhel | 9 | fixed | |
| rocky | 8 | fixed | |
| sles | affected | | |
| rocky | 9 | fixed | |
| debian | bookworm | fixed | 10.1.52-1~deb12u1 |
| debian | forky | fixed | 10.1.46-1 |
| debian | sid | fixed | 10.1.46-1 |
| debian | trixie | fixed | 10.1.52-1~deb13u1 |
| debian | bullseye | fixed | 9.0.107-0+deb11u1 |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Maven | org.apache.tomcat:tomcat-catalina | >=11.0.0-M1,<11.0.9 | 11.0.9 |
| Maven | org.apache.tomcat:tomcat-catalina | >=10.1.0-M1,<10.1.43 | 10.1.43 |
| Maven | org.apache.tomcat:tomcat-catalina | >=9.0.0.M1,<9.0.107 | 9.0.107 |
| Maven | org.apache.tomcat:tomcat-catalina | >=8.5.0,<=8.5.100 | |
| Maven | org.apache.tomcat.embed:tomcat-embed-core | >=11.0.0-M1,<11.0.9 | 11.0.9 |
| Maven | org.apache.tomcat.embed:tomcat-embed-core | >=10.1.0-M1,<10.1.43 | 10.1.43 |
| Maven | org.apache.tomcat.embed:tomcat-embed-core | >=9.0.0.M1,<9.0.107 | 9.0.107 |
| Maven | org.apache.tomcat.embed:tomcat-embed-core | >=8.5.0,<=8.5.100 | |
References
- https://access.redhat.com/errata/RHSA-2025:14181
- https://errata.rockylinux.org/RLSA-2025:14177
- https://nvd.nist.gov/vuln/detail/CVE-2025-52520
- https://github.com/apache/tomcat/commit/927d66fbc294cb65242102b817a45fd80834e040
- https://github.com/apache/tomcat/commit/a51e4bedccfafd35b7cdd0ee3e22267dee9f90db
- https://github.com/apache/tomcat/commit/fc42bbccb9041fafd194fbfdf3eab1d44cb5c45c
- https://github.com/apache/tomcat
- https://lists.apache.org/thread/trqq01bbxw6c92zx69kx2mw2qgmfy0o5
- https://lists.debian.org/debian-lts-announce/2025/07/msg00009.html
- http://www.openwall.com/lists/oss-security/2025/07/10/12
- https://www.suse.com/security/cve/CVE-2025-52520.html
- https://errata.rockylinux.org/RLSA-2025:14181
- https://security-tracker.debian.org/tracker/CVE-2025-52520
- https://access.redhat.com/errata/RHSA-2025:14177
- https://bugzilla.redhat.com/2373015
- https://bugzilla.redhat.com/2373018
- https://bugzilla.redhat.com/2373020
- https://bugzilla.redhat.com/2373309
- https://bugzilla.redhat.com/2379374
- https://bugzilla.redhat.com/2379382
- https://bugzilla.redhat.com/2379386
- https://errata.almalinux.org/8/ALSA-2025-14177.html
- https://errata.almalinux.org/9/ALSA-2025-14181.html
Verify integrity in audit chain (admin only). AS-IS.