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Description

A flaw was found in REXML. A remote attacker could exploit inefficient regular expression (regex) parsing when processing hex numeric character references (&#x...;) in XML documents. This could lead to a Regular Expression Denial of Service (ReDoS), impacting the availability of the affected component. This issue is the result of an incomplete fix for CVE-2024-49761.

PUBLISHED Reserved 2025-09-25 | Published 2026-02-27 | Updated 2026-02-27 | Assigner redhat




HIGH: 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Problem types

Inefficient Regular Expression Complexity

Product status

Default status
unaffected

6.17.5
unaffected

6.16.5.4
unaffected

Default status
affected

0:8.8.1-3.el8sat (rpm) before *
unaffected

Default status
affected

0:8.8.1-3.el8sat (rpm) before *
unaffected

Default status
affected

0:8.8.1-3.el9sat (rpm) before *
unaffected

Default status
affected

0:8.8.1-3.el9sat (rpm) before *
unaffected

Default status
affected

0:8.8.1-3.el9sat (rpm) before *
unaffected

Default status
affected

0:8.8.1-3.el9sat (rpm) before *
unaffected

Default status
affected

0:7.34.0-4.el8sat (rpm) before *
unaffected

Default status
affected

0:7.34.0-4.el9sat (rpm) before *
unaffected

Timeline

2025-09-25:Reported to Red Hat.
2025-09-25:Made public.

References

access.redhat.com/errata/RHSA-2025:17606 (RHSA-2025:17606) vendor-advisory

access.redhat.com/errata/RHSA-2025:17613 (RHSA-2025:17613) vendor-advisory

access.redhat.com/errata/RHSA-2025:17693 (RHSA-2025:17693) vendor-advisory

access.redhat.com/security/cve/CVE-2025-10990 vdb-entry

bugzilla.redhat.com/show_bug.cgi?id=2398216 (RHBZ#2398216) issue-tracking

cve.org (CVE-2025-10990)

nvd.nist.gov (CVE-2025-10990)

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