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Vulnerability record · CVE-2010-2947 · published 24 August 2010

CVE-2010-2947: Jan engelhardt libhx memory buffer overflow vulnerability

Jan Engelhardt · Libhx

Heap-based buffer overflow in the HX_split function in string.c in libHX before 3.6 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a string that is inconsistent with the expected number of fields.

10.0 CVSS 2.0 High EPSS 5.5% · top 7.5% CWE-119 · Memory buffer overflow
10.0CVSS 2.0 base score
5.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
16References
16 Jun 2026Last modified by NVD

Description

Heap-based buffer overflow in the HX_split function in string.c in libHX before 3.6 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a string that is inconsistent with the expected number of fields.

AV:N/AC:L/Au:N/C:C/I:C/A:C

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://libhx.git.sourceforge.net/git/gitweb.cgi?p=libhx/libhx%3Ba=commit%3Bh=904a46f90dd3f046bfac0b64a5e813d7cd4fca59
http://lists.opensuse.org/opensuse-security-announce/2010-10/msg00006.html
http://www.mandriva.com/security/advisories?name=MDVSA-2010:165
http://www.openwall.com/lists/oss-security/2010/08/20/12
http://www.openwall.com/lists/oss-security/2010/08/20/5
http://www.securityfocus.com/bid/42592
http://www.vupen.com/english/advisories/2010/2232
https://bugzilla.redhat.com/show_bug.cgi?id=625866
http://libhx.git.sourceforge.net/git/gitweb.cgi?p=libhx/libhx%3Ba=commit%3Bh=904a46f90dd3f046bfac0b64a5e813d7cd4fca59
http://lists.opensuse.org/opensuse-security-announce/2010-10/msg00006.html
http://www.mandriva.com/security/advisories?name=MDVSA-2010:165
http://www.openwall.com/lists/oss-security/2010/08/20/12
http://www.openwall.com/lists/oss-security/2010/08/20/5
http://www.securityfocus.com/bid/42592
http://www.vupen.com/english/advisories/2010/2232
https://bugzilla.redhat.com/show_bug.cgi?id=625866

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Source: NIST National Vulnerability Database (record CVE-2010-2947), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.