Xmlsoft Libxml2 vulnerabilities

CVE-2017-16932 [HIGH] CWE-835 CVE-2017-16932: parser.c in libxml2 before 2.9.5 does not prevent infinite recursion in parameter entities. parser.c in libxml2 before 2.9.5 does not prevent infinite recursion in parameter entities.

CVE-2017-9050 [HIGH] CVE-2017-9050: libxml2 20904-GITv2.9.4-16-g0741801 is vulnerable to a heap-based buffer over-read in the xmlDictAdd libxml2 20904-GITv2.9.4-16-g0741801 is vulnerable to a heap-based buffer over-read in the xmlDictAddString function in dict.c. This vulnerability causes programs that use libxml2, such as PHP, to crash. This vulnerability exists because of an incomplete fix for CVE-2016-1839.

CVE-2017-9047 [HIGH] CWE-119 CVE-2017-9047: A buffer overflow was discovered in libxml2 20904-GITv2.9.4-16-g0741801. The function xmlSnprintfEle A buffer overflow was discovered in libxml2 20904-GITv2.9.4-16-g0741801. The function xmlSnprintfElementContent in valid.c is supposed to recursively dump the element content definition into a char buffer 'buf' of size 'size'. The variable len is assigned strlen(buf). If the content->type is XML_ELEMENT_CONTENT_ELEMENT, then (i) the content->prefix is a

CVE-2017-9049 [HIGH] CWE-125 CVE-2017-9049: libxml2 20904-GITv2.9.4-16-g0741801 is vulnerable to a heap-based buffer over-read in the xmlDictCom libxml2 20904-GITv2.9.4-16-g0741801 is vulnerable to a heap-based buffer over-read in the xmlDictComputeFastKey function in dict.c. This vulnerability causes programs that use libxml2, such as PHP, to crash. This vulnerability exists because of an incomplete fix for libxml2 Bug 759398.

CVE-2017-9048 [HIGH] CWE-119 CVE-2017-9048: libxml2 20904-GITv2.9.4-16-g0741801 is vulnerable to a stack-based buffer overflow. The function xml libxml2 20904-GITv2.9.4-16-g0741801 is vulnerable to a stack-based buffer overflow. The function xmlSnprintfElementContent in valid.c is supposed to recursively dump the element content definition into a char buffer 'buf' of size 'size'. At the end of the routine, the function may strcat two more characters without checking whether the current strlen(bu

CVE-2017-8872 [CRITICAL] CWE-125 CVE-2017-8872: The htmlParseTryOrFinish function in HTMLparser.c in libxml2 2.9.4 allows attackers to cause a denia The htmlParseTryOrFinish function in HTMLparser.c in libxml2 2.9.4 allows attackers to cause a denial of service (buffer over-read) or information disclosure.

CVE-2016-4483 [HIGH] CWE-502 CVE-2016-4483: The xmlBufAttrSerializeTxtContent function in xmlsave.c in libxml2 allows context-dependent attacker 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.

CVE-2017-5969 [MEDIUM] CWE-476 CVE-2017-5969: libxml2 2.9.4, when used in recover mode, allows remote attackers to cause a denial of service (NULL libxml2 2.9.4, when used in recover mode, allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted XML document. NOTE: The maintainer states "I would disagree of a CVE with the Recover parsing option which should only be used for manual recovery at least for XML parser.

CVE-2016-9318 [MEDIUM] CWE-611 CVE-2016-9318: libxml2 2.9.4 and earlier, as used in XMLSec 1.2.23 and earlier and other products, does not offer a libxml2 2.9.4 and earlier, as used in XMLSec 1.2.23 and earlier and other products, does not offer a flag directly indicating that the current document may be read but other files may not be opened, which makes it easier for remote attackers to conduct XML External Entity (XXE) attacks via a crafted document.

CVE-2016-4658 [CRITICAL] CWE-119 CVE-2016-4658: xpointer.c in libxml2 before 2.9.5 (as used in Apple iOS before 10, OS X before 10.12, tvOS before 1 xpointer.c in libxml2 before 2.9.5 (as used in Apple iOS before 10, OS X before 10.12, tvOS before 10, and watchOS before 3, and other products) does not forbid namespace nodes in XPointer ranges, which allows remote attackers to execute arbitrary code or cause a denial of service (use-after-free and memory corruption) via a crafted XML document.

CVE-2016-5131 [HIGH] CWE-416 CVE-2016-5131: Use-after-free vulnerability in libxml2 through 2.9.4, as used in Google Chrome before 52.0.2743.82, Use-after-free vulnerability in libxml2 through 2.9.4, as used in Google Chrome before 52.0.2743.82, allows remote attackers to cause a denial of service or possibly have unspecified other impact via vectors related to the XPointer range-to function.

CVE-2016-4448 [CRITICAL] CWE-134 CVE-2016-4448: Format string vulnerability in libxml2 before 2.9.4 allows attackers to have unspecified impact via Format string vulnerability in libxml2 before 2.9.4 allows attackers to have unspecified impact via format string specifiers in unknown vectors.

CVE-2016-4449 [HIGH] CWE-20 CVE-2016-4449: XML external entity (XXE) vulnerability in the xmlStringLenDecodeEntities function in parser.c in li XML external entity (XXE) vulnerability in the xmlStringLenDecodeEntities function in parser.c in libxml2 before 2.9.4, when not in validating mode, allows context-dependent attackers to read arbitrary files or cause a denial of service (resource consumption) via unspecified vectors.

CVE-2016-4447 [HIGH] CWE-119 CVE-2016-4447: The xmlParseElementDecl function in parser.c in libxml2 before 2.9.4 allows context-dependent attack The xmlParseElementDecl function in parser.c in libxml2 before 2.9.4 allows context-dependent attackers to cause a denial of service (heap-based buffer underread and application crash) via a crafted file, involving xmlParseName.

CVE-2016-1834 [HIGH] CWE-119 CVE-2016-1834: Heap-based buffer overflow in the xmlStrncat function in libxml2 before 2.9.4, as used in Apple iOS Heap-based buffer overflow in the xmlStrncat function in libxml2 before 2.9.4, as used in Apple iOS before 9.3.2, OS X before 10.11.5, tvOS before 9.2.1, and watchOS before 2.2.1, allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted XML document.

CVE-2016-1840 [HIGH] CWE-119 CVE-2016-1840: Heap-based buffer overflow in the xmlFAParsePosCharGroup function in libxml2 before 2.9.4, as used i Heap-based buffer overflow in the xmlFAParsePosCharGroup function in libxml2 before 2.9.4, as used in Apple iOS before 9.3.2, OS X before 10.11.5, tvOS before 9.2.1, and watchOS before 2.2.1, allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted XML document.

CVE-2016-1833 [MEDIUM] CWE-125 CVE-2016-1833: The htmlCurrentChar function in libxml2 before 2.9.4, as used in Apple iOS before 9.3.2, OS X before The htmlCurrentChar function in libxml2 before 2.9.4, as used in Apple iOS before 9.3.2, OS X before 10.11.5, tvOS before 9.2.1, and watchOS before 2.2.1, allows remote attackers to cause a denial of service (heap-based buffer over-read) via a crafted XML document.

CVE-2016-1839 [MEDIUM] CWE-125 CVE-2016-1839: The xmlDictAddString function in libxml2 before 2.9.4, as used in Apple iOS before 9.3.2, OS X befor The xmlDictAddString function in libxml2 before 2.9.4, as used in Apple iOS before 9.3.2, OS X before 10.11.5, tvOS before 9.2.1, and watchOS before 2.2.1, allows remote attackers to cause a denial of service (heap-based buffer over-read) via a crafted XML document.

CVE-2016-1838 [MEDIUM] CWE-125 CVE-2016-1838: The xmlPArserPrintFileContextInternal function in libxml2 before 2.9.4, as used in Apple iOS before The xmlPArserPrintFileContextInternal function in libxml2 before 2.9.4, as used in Apple iOS before 9.3.2, OS X before 10.11.5, tvOS before 9.2.1, and watchOS before 2.2.1, allows remote attackers to cause a denial of service (heap-based buffer over-read) via a crafted XML document.

CVE-2016-1837 [MEDIUM] CWE-416 CVE-2016-1837: Multiple use-after-free vulnerabilities in the (1) htmlPArsePubidLiteral and (2) htmlParseSystemiter Multiple use-after-free vulnerabilities in the (1) htmlPArsePubidLiteral and (2) htmlParseSystemiteral functions in libxml2 before 2.9.4, as used in Apple iOS before 9.3.2, OS X before 10.11.5, tvOS before 9.2.1, and watchOS before 2.2.1, allow remote attackers to cause a denial of service via a crafted XML document.