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CVE

CVE-2026-25210

In libexpat before 2.7.4, the doContent function does not properly determine the buffer size bufSize because there is no integer overflow check for tag buffer reallocation.
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CVE

CVE-2026-25210

In libexpat before 2.7.4, the doContent function does not properly determine the buffer size bufSize because there is no integer overflow check for tag buffer reallocation.

In libexpat before 2.7.4, the doContent function does not properly determine the buffer size bufSize because there is no integer overflow check for tag buffer reallocation.

Package Versions Affected

Package Version
patch Availability
No items found.

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CVSS Version

Severity
Base Score
CVSS Version
Score Vector
C
H
U
6.9
-
3.1
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L
C
H
U
0
-
3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
C
H
U
-

Related Resources

No items found.

References

https://github.com/libexpat/libexpat/pull/1075, https://github.com/libexpat/libexpat/pull/1075/commits/9c2d990389e6abe2e44527eeaa8b39f16fe859c7

Severity

7.8

CVSS Score
0
10

Basic Information

Ecosystem
Base CVSS
7.8
EPSS Probability
0.00006%
EPSS Percentile
0.00332%
Introduced Version
0
Fix Available
f5c2890d8ff91f88a018173d293a9bd02f76389e,0:2.6.1-2ubuntu0.4,0:1.2-4.1ubuntu2.24.0.4.1+esm4,0:2.2.5-3ubuntu0.9+esm3,0:1.2-4ubuntu0.18.04.1~esm6,0:2.2.9-1ubuntu0.8+esm1,0:1.2-4ubuntu0.20.04.1~esm6,0:2.4.7-1ubuntu0.7,0:1.2-4ubuntu0.22.04.1~esm6,2.7.4,2.7.4-r0,0:2.1.0-15.amzn2.0.6,0:140.7.1-1.amzn2.0.2,0:140.7.0-1.amzn2.0.3,0:140.7.0-1.amzn2023.0.2,0:2.6.3-1.amzn2023.0.4

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