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Critical 9.1Published Jun 16, 2025

CVE-2025-49796Libxml: type confusion leads to denial of service (dos)

Updated under an hour ago ()

Does this affect you?

It affects Red Hat Enterprise Linux 10 and 27 other products. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

A vulnerability was found in libxml2. Processing certain sch:name elements from the input XML file can trigger a memory corruption issue. This flaw allows an attacker to craft a malicious XML input file that can lead libxml to crash, resulting in a denial of service or other possible undefined behavior due to sensitive data being corrupted in memory.

CVSS
9.1 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Weakness (CWE)
CWE-125
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
redhat
NVD analysis
Deferred
Record last updated
Oct 8, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
from 0:2.12.5-7.el10_0 not affected
CNA record
from 0:2.9.1-6.el7_9.10 not affected
CNA record
from 0:2.9.7-9.el8_2.3 not affected
CNA record
from 0:2.9.7-9.el8_4.6 not affected
CNA record
from 0:2.9.7-13.el8_6.10 not affected
CNA record
from 0:2.9.7-13.el8_6.10 not affected
CNA record
from 0:2.9.13-10.el9_4 not affected
CNA record
1.0
CNA record
from 412.86.202510291903-0 not affected
CNA record
from 1.11-19 not affected
CNA record

References

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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