exploit the possibilities
Home Files News &[SERVICES_TAB]About Contact Add New

LibTIFF 4.0.8 Memory Leak

LibTIFF 4.0.8 Memory Leak
Posted Dec 21, 2018
Authored by Jiawang Zhang

LibTIFF version 4.0.8 suffers from multiple memory leak vulnerabilities.

tags | advisory, vulnerability, memory leak, info disclosure
advisories | CVE-2017-16232
SHA-256 | 99b39c7e3e305f25232c535712f3fc0ca2051fdcf102d69777eda04623c5b380

LibTIFF 4.0.8 Memory Leak

Change Mirror Download
#CVE-2017-16232
# LibTIFF 4.0.8 has multiple memory leak vulnerabilities (CVE-2017-16232)
## Product Download: http://www.libtiff.org/ http://download.osgeo.org/libtiff/
## Vulnerability TypePSomemory leak
## Attack Type : local
## Vulnerability Description
LibTIFF 4.0.8 has multiple memory leak vulnerabilities, which allow
attackers to cause a denial of service (memory consumption), as demonstrated
by tif_open.c, tif_lzw.c, and tif_aux.c
## POC
https://github.com/followboy1999/poc/tree/master/CVE-2017-16232

./tiff2bw libtiff_poc.tif 222.tif
LZWDecode: Not enough data at scanline 0 (short 6442443006 bytes).
> /usr/local/bin/llvm-symbolizer: /lib/x86_64-linux-gnu/libtinfo.so.5: no version information available (required by /usr/local/bin/llvm-symbolizer)
>
> =================================================================
> ==25328==ERROR: LeakSanitizer: detected memory leaks
>
> Direct leak of 6442451106 byte(s) in 1 object(s) allocated from:
> #0 0x4bbfd3 in __interceptor_malloc /home/brian/final/llvm.src/projects/compiler-rt/lib/asan/asan_malloc_linux.cc:67:3
> #1 0x4e88be in main /home/zzt/Fuzzing/Victims/ASAN/tiff-4.0.8/tools/tiff2bw.c:258:28
> #2 0x7f293f0fdabf in __libc_start_main /build/glibc-qbmteM/glibc-2.21/csu/libc-start.c:289
>
> Direct leak of 1137 byte(s) in 1 object(s) allocated from:
> #0 0x4bbfd3 in __interceptor_malloc /home/brian/final/llvm.src/projects/compiler-rt/lib/asan/asan_malloc_linux.cc:67:3
> #1 0x54d6b6 in TIFFClientOpen /home/zzt/Fuzzing/Victims/tiff-4.0.8/libtiff/tif_open.c:119
>
> Indirect leak of 81904 byte(s) in 1 object(s) allocated from:
> #0 0x4bbfd3 in __interceptor_malloc /home/brian/final/llvm.src/projects/compiler-rt/lib/asan/asan_malloc_linux.cc:67:3
> #1 0x5ea2e9 in LZWSetupDecode /home/zzt/Fuzzing/Victims/tiff-4.0.8/libtiff/tif_lzw.c:232
>
> Indirect leak of 2273 byte(s) in 5 object(s) allocated from:
> #0 0x4bc3d7 in realloc /home/brian/final/llvm.src/projects/compiler-rt/lib/asan/asan_malloc_linux.cc:98:3
> #1 0x56f5db in _TIFFCheckRealloc /home/zzt/Fuzzing/Victims/tiff-4.0.8/libtiff/tif_aux.c:73
> #2 0x56f5db in _TIFFCheckMalloc /home/zzt/Fuzzing/Victims/tiff-4.0.8/libtiff/tif_aux.c:88
>
> Indirect leak of 1240 byte(s) in 2 object(s) allocated from:
> #0 0x4bc3d7 in realloc /home/brian/final/llvm.src/projects/compiler-rt/lib/asan/asan_malloc_linux.cc:98:3
> #1 0x56f430 in _TIFFCheckRealloc /home/zzt/Fuzzing/Victims/tiff-4.0.8/libtiff/tif_aux.c:73

## Versions:LibTIFF 4.0.8
## Impact:Denial of Service
## Credit
This vulnerability was discovered by Jiawang Zhang Coordination Center of China (CNCERT/CC)
## References
CVE: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-16232
https://github.com/shelltdf/libtiff/commit/25f9ffa56548c1846c4a1f19308b7f561f7b1ab0


Login or Register to add favorites

File Archive:

May 2024

  • Su
  • Mo
  • Tu
  • We
  • Th
  • Fr
  • Sa
  • 1
    May 1st
    44 Files
  • 2
    May 2nd
    5 Files
  • 3
    May 3rd
    11 Files
  • 4
    May 4th
    0 Files
  • 5
    May 5th
    0 Files
  • 6
    May 6th
    28 Files
  • 7
    May 7th
    3 Files
  • 8
    May 8th
    4 Files
  • 9
    May 9th
    54 Files
  • 10
    May 10th
    12 Files
  • 11
    May 11th
    0 Files
  • 12
    May 12th
    0 Files
  • 13
    May 13th
    17 Files
  • 14
    May 14th
    11 Files
  • 15
    May 15th
    17 Files
  • 16
    May 16th
    13 Files
  • 17
    May 17th
    22 Files
  • 18
    May 18th
    0 Files
  • 19
    May 19th
    0 Files
  • 20
    May 20th
    17 Files
  • 21
    May 21st
    18 Files
  • 22
    May 22nd
    7 Files
  • 23
    May 23rd
    111 Files
  • 24
    May 24th
    27 Files
  • 25
    May 25th
    0 Files
  • 26
    May 26th
    0 Files
  • 27
    May 27th
    6 Files
  • 28
    May 28th
    12 Files
  • 29
    May 29th
    0 Files
  • 30
    May 30th
    0 Files
  • 31
    May 31st
    0 Files

Top Authors In Last 30 Days

File Tags

Systems

packet storm

© 2022 Packet Storm. All rights reserved.

Services
Security Services
Hosting By
Rokasec
close