CVE-2016-4483
libxml2: out-of-bounds read
Severity
ModerateRed Hat Product Security
CVSS 2.0
Review impact separately from score.
Published · May 3, 2016
Updated · September 21, 2026
Description
The xmlBufAttrSerializeTxtContent function in xmlsave.c in libxml2 allows context-dependent attackers to cause a denial of service (out-of-bounds read and application crash) via a non-UTF-8 attribute value, related to serialization. NOTE: this vulnerability may be a duplicate of CVE-2016-3627.
Statement
When a specially-crafted XML file is parsed via an application compiled against libxml2, this can cause the application to crash. (No code execution)
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 2.0 · 4.3AV:N/AC:M/Au:N/C:N/I:N/A:P
CWE-122 · Heap-based Buffer Overflow