High severity7.5NVD Advisory· Published Mar 14, 2025· Updated Apr 15, 2026
CVE-2024-8176
CVE-2024-8176
Description
A stack overflow vulnerability exists in the libexpat library due to the way it handles recursive entity expansion in XML documents. When parsing an XML document with deeply nested entity references, libexpat can be forced to recurse indefinitely, exhausting the stack space and causing a crash. This issue could lead to denial of service (DoS) or, in some cases, exploitable memory corruption, depending on the environment and library usage.
Patches
1d068c3ff36fcVulnerability mechanics
Synthesis attempt was rejected by the grounding validator. Re-run pending.
References
39- seclists.org/fulldisclosure/2025/May/10nvd
- seclists.org/fulldisclosure/2025/May/11nvd
- seclists.org/fulldisclosure/2025/May/12nvd
- seclists.org/fulldisclosure/2025/May/6nvd
- seclists.org/fulldisclosure/2025/May/7nvd
- seclists.org/fulldisclosure/2025/May/8nvd
- www.openwall.com/lists/oss-security/2025/03/15/1nvd
- www.openwall.com/lists/oss-security/2025/09/24/11nvd
- access.redhat.com/errata/RHSA-2025:13681nvd
- access.redhat.com/errata/RHSA-2025:22033nvd
- access.redhat.com/errata/RHSA-2025:22034nvd
- access.redhat.com/errata/RHSA-2025:22035nvd
- access.redhat.com/errata/RHSA-2025:22607nvd
- access.redhat.com/errata/RHSA-2025:22785nvd
- access.redhat.com/errata/RHSA-2025:22842nvd
- access.redhat.com/errata/RHSA-2025:22871nvd
- access.redhat.com/errata/RHSA-2025:3531nvd
- access.redhat.com/errata/RHSA-2025:3734nvd
- access.redhat.com/errata/RHSA-2025:3913nvd
- access.redhat.com/errata/RHSA-2025:4048nvd
- access.redhat.com/errata/RHSA-2025:4446nvd
- access.redhat.com/errata/RHSA-2025:4447nvd
- access.redhat.com/errata/RHSA-2025:4448nvd
- access.redhat.com/errata/RHSA-2025:4449nvd
- access.redhat.com/errata/RHSA-2025:7444nvd
- access.redhat.com/errata/RHSA-2025:7512nvd
- access.redhat.com/errata/RHSA-2025:8385nvd
- access.redhat.com/security/cve/CVE-2024-8176nvd
- blog.hartwork.org/posts/expat-2-7-0-released/nvd
- bugzilla.redhat.com/show_bug.cginvd
- bugzilla.suse.com/show_bug.cginvd
- github.com/libexpat/libexpat/blob/R_2_7_0/expat/Changesnvd
- github.com/libexpat/libexpat/issues/893nvd
- github.com/libexpat/libexpat/pull/973nvd
- gitlab.alpinelinux.org/alpine/aports/-/commit/d068c3ff36fc6f4789988a09c69b434db757db53nvd
- security-tracker.debian.org/tracker/CVE-2024-8176nvd
- security.netapp.com/advisory/ntap-20250328-0009/nvd
- ubuntu.com/security/CVE-2024-8176nvd
- www.kb.cert.org/vuls/id/760160nvd
News mentions
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