The htmlParseComment function in HTMLparser.c in libxml2 allows attackers to obtain sensitive information, cause a denial of service (out-of-bounds heap memory access and application crash), or possibly have unspecified other impact via an unclosed HTML comment.

The htmlParseComment function in HTMLparser.c in libxml2 allows attackers to obtain sensitive information, cause a denial of service (out-of-bounds heap memory access and application crash), or possibly have unspecified other impact via an unclosed HTML comment.

libxml2: CPU exhaustion when processing specially crafted XML input libxml2: Heap-based buffer overflow in xmlDictComputeFastQKey libxml2: Heap-based buffer overflow in xmlParseXmlDecl libxml2: Heap-based buffer overflow in xmlGROW libxml2: Heap buffer overflow in xmlParseMisc libxml2: Out-of-bounds memory access libxml2: heap-based buffer overflow in xmlParseConditionalSections() libxml2: Buffer overread with XML parser in xmlNextChar libxml2: Buffer overread with HTML parser in push mode in xmlSAX2TextNode libxml2: Out-of-bounds heap read when parsing file with unfinished xml declaration libxml2: out-of-bounds memory access when parsing an unclosed HTML comment

libxml2: denial of service processing a crafted XML document libxml2: CPU exhaustion when processing specially crafted XML input libxml2: Heap-based buffer overflow in xmlDictComputeFastQKey libxml2: Heap-based buffer overflow in xmlParseXmlDecl libxml2: Heap-based buffer overflow in xmlGROW libxml2: Heap buffer overflow in xmlParseMisc libxml2: Out-of-bounds memory access libxml2: heap-based buffer overflow in xmlParseConditionalSections() libxml2: Buffer overread with XML parser in xmlNextChar libxml2: Buffer overread with HTML parser in push mode in xmlSAX2TextNode libxml2: Out-of-bounds heap read when parsing file with unfinished xml declaration libxml2: out-of-bounds memory access when parsing an unclosed HTML comment

Security update for libxml2

Affected: Ubuntu:14.04:LTS: libxml2

The htmlParseComment function in HTMLparser.c in libxml2 allows attackers to obtain sensitive information, cause a denial of service (out-of-bounds heap memory access and application crash), or possibly have unspecified other impact via an unclosed HTML comment.

Ein entfernter, anonymer, authentisierter oder lokaler Angreifer kann mehrere Schwachstellen in Tenable Security Nessus Network Monitor ausnutzen, um beliebigen Code auszuführen, vertrauliche Informationen offenzulegen, einen Denial-of-Service-Zustand auszulösen und Daten zu manipulieren.