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qemu / qemu / ec5fd402645fd4f03d89dcd5840b0e8542549e82
commitec5fd402645fd4f03d89dcd5840b0e8542549e82[log] [tgz]
authorPaolo Bonzini <pbonzini@redhat.com>Mon Sep 14 12:07:22 2015 +0200
committerMichael Tokarev <mjt@tls.msk.ru>Thu Oct 08 19:46:01 2015 +0300
tree436f86413a54a3a7726cd477dee86a935ec1dd70
parent16033ba577059c5675e4c786234c46027380c29b [diff]
pc: check for underflow in load_linux

If (setup_size+1)*512 is small enough, kernel_size -= setup_size can allocate
a huge amount of memory.  Avoid that.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
1 file changed
tree: 436f86413a54a3a7726cd477dee86a935ec1dd70
  1. audio/
  2. backends/
  3. block/
  4. bsd-user/
  5. crypto/
  6. default-configs/
  7. disas/
  8. docs/
  9. fpu/
  10. fsdev/
  11. gdb-xml/
  12. hw/
  13. include/
  14. libdecnumber/
  15. linux-headers/
  16. linux-user/
  17. migration/
  18. net/
  19. pc-bios/
  20. po/
  21. qapi/
  22. qga/
  23. qobject/
  24. qom/
  25. roms/
  26. scripts/
  27. slirp/
  28. stubs/
  29. target-alpha/
  30. target-arm/
  31. target-cris/
  32. target-i386/
  33. target-lm32/
  34. target-m68k/
  35. target-microblaze/
  36. target-mips/
  37. target-moxie/
  38. target-openrisc/
  39. target-ppc/
  40. target-s390x/
  41. target-sh4/
  42. target-sparc/
  43. target-tilegx/
  44. target-tricore/
  45. target-unicore32/
  46. target-xtensa/
  47. tcg/
  48. tests/
  49. trace/
  50. ui/
  51. util/
  52. dtc
  53. pixman
  54. .dir-locals.el
  55. .exrc
  56. .gitignore
  57. .gitmodules
  58. .mailmap
  59. .travis.yml
  60. accel.c
  61. aio-posix.c
  62. aio-win32.c
  63. arch_init.c
  64. async.c
  65. balloon.c
  66. block.c
  67. blockdev-nbd.c
  68. blockdev.c
  69. blockjob.c
  70. bootdevice.c
  71. bt-host.c
  72. bt-vhci.c
  73. Changelog
  74. CODING_STYLE
  75. configure
  76. COPYING
  77. COPYING.LIB
  78. coroutine-gthread.c
  79. coroutine-sigaltstack.c
  80. coroutine-ucontext.c
  81. coroutine-win32.c
  82. cpu-exec-common.c
  83. cpu-exec.c
  84. cpus.c
  85. cputlb.c
  86. device-hotplug.c
  87. device_tree.c
  88. disas.c
  89. dma-helpers.c
  90. dump.c
  91. exec.c
  92. gdbstub.c
  93. HACKING
  94. hmp-commands-info.hx
  95. hmp-commands.hx
  96. hmp.c
  97. hmp.h
  98. iohandler.c
  99. ioport.c
  100. iothread.c
  101. kvm-all.c
  102. kvm-stub.c
  103. LICENSE
  104. main-loop.c
  105. MAINTAINERS
  106. Makefile
  107. Makefile.objs
  108. Makefile.target
  109. memory.c
  110. memory_mapping.c
  111. module-common.c
  112. monitor.c
  113. nbd.c
  114. numa.c
  115. os-posix.c
  116. os-win32.c
  117. page_cache.c
  118. qapi-schema.json
  119. qdev-monitor.c
  120. qdict-test-data.txt
  121. qemu-bridge-helper.c
  122. qemu-char.c
  123. qemu-coroutine-io.c
  124. qemu-coroutine-lock.c
  125. qemu-coroutine-sleep.c
  126. qemu-coroutine.c
  127. qemu-doc.texi
  128. qemu-ga.texi
  129. qemu-img-cmds.hx
  130. qemu-img.c
  131. qemu-img.texi
  132. qemu-io-cmds.c
  133. qemu-io.c
  134. qemu-log.c
  135. qemu-nbd.c
  136. qemu-nbd.texi
  137. qemu-options-wrapper.h
  138. qemu-options.h
  139. qemu-options.hx
  140. qemu-seccomp.c
  141. qemu-tech.texi
  142. qemu-timer.c
  143. qemu.nsi
  144. qemu.sasl
  145. qjson.c
  146. qmp-commands.hx
  147. qmp.c
  148. qtest.c
  149. README
  150. rules.mak
  151. softmmu_template.h
  152. spice-qemu-char.c
  153. tcg-runtime.c
  154. tci.c
  155. thread-pool.c
  156. thunk.c
  157. tpm.c
  158. trace-events
  159. translate-all.c
  160. translate-all.h
  161. translate-common.c
  162. user-exec.c
  163. VERSION
  164. version.rc
  165. vl.c
  166. xen-common-stub.c
  167. xen-common.c
  168. xen-hvm-stub.c
  169. xen-hvm.c
  170. xen-mapcache.c