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Description

In PHP versions 8.1.* before 8.1.34, 8.2.* before 8.2.30, 8.3.* before 8.3.29, 8.4.* before 8.4.16, 8.5.* before 8.5.1 when using the PDO PostgreSQL driver with PDO::ATTR_EMULATE_PREPARES enabled, an invalid character sequence (such as \x99) in a prepared statement parameter may cause the quoting function PQescapeStringConn to return NULL, leading to a null pointer dereference in pdo_parse_params() function. This may lead to crashes (segmentation fault) and affect the availability of the target server.

PUBLISHED Reserved 2025-12-06 | Published 2025-12-27 | Updated 2025-12-27 | Assigner php




HIGH: 8.2CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Problem types

CWE-476 NULL Pointer Dereference

Product status

Default status
affected

8.1.* (semver) before 8.1.34
affected

8.2.* (semver) before 8.2.30
affected

8.3.* (semver) before 8.3.29
affected

8.4.* (semver) before 8.4.16
affected

8.5.* (semver) before 8.5.1
affected

Credits

Aleksey Solovev (Positive Technologies) reporter

References

github.com/...hp-src/security/advisories/GHSA-8xr5-qppj-gvwj

cve.org (CVE-2025-14180)

nvd.nist.gov (CVE-2025-14180)

Download JSON

Data based on CVE®. Copyright © 1999-2025, The MITRE Corporation. All rights reserved.