Red Hat Bugzilla – Bug 1398256
CVE-2016-9560 jasper: stack-based buffer overflow in jpc_dec_tileinit()
Last modified: 2017-05-09 17:42:52 EDT
A stack-based buffer overflow vulnerability was found in jasper in jpc_tsfb_getbands2 function in jpc_tsfb.c triggered by parsing of a malicious file. Upstream patch: https://github.com/mdadams/jasper/commit/1abc2e5a401a4bf1d5ca4df91358ce5df111f495 References: http://seclists.org/oss-sec/2016/q4/473
Created mingw-jasper tracking bugs for this issue: Affects: fedora-all [bug 1396987]
Created jasper tracking bugs for this issue: Affects: fedora-all [bug 1396986]
Upstream bug report: https://github.com/mdadams/jasper/issues/85 Original reporter's advisory: https://blogs.gentoo.org/ago/2016/11/20/jasper-stack-based-buffer-overflow-in-jpc_tsfb_getbands2-jpc_tsfb-c/ Relevant information form the advisory: A crafted image, through an intensive fuzz on the 1.900.22 version revealed a stack overflow. The complete ASan output: # imginfo -f $FILE warning: trailing garbage in marker segment (9 bytes) warning: trailing garbage in marker segment (28 bytes) warning: trailing garbage in marker segment (40 bytes) warning: ignoring unknown marker segment (0xffee) type = 0xffee (UNKNOWN); len = 23;1f 32 ff ff ff 00 10 00 3d 4d 00 01 32 ff 00 e4 00 10 00 00 4f warning: trailing garbage in marker segment (14 bytes) ================================================================= ==9166==ERROR: AddressSanitizer: stack-buffer-overflow on address 0x7faf2e200c20 at pc 0x7faf320a985a bp 0x7ffd397b9b10 sp 0x7ffd397b9b08 WRITE of size 4 at 0x7faf2e200c20 thread T0 #0 0x7faf320a9859 in jpc_tsfb_getbands2 /tmp/portage/media-libs/jasper-1.900.22/work/jasper-1.900.22/src/libjasper/jpc/jpc_tsfb.c:227:16 #1 0x7faf320a9009 in jpc_tsfb_getbands2 /tmp/portage/media-libs/jasper-1.900.22/work/jasper-1.900.22/src/libjasper/jpc/jpc_tsfb.c:223:3 #2 0x7faf320a8b9f in jpc_tsfb_getbands /tmp/portage/media-libs/jasper-1.900.22/work/jasper-1.900.22/src/libjasper/jpc/jpc_tsfb.c:187:3 #3 0x7faf3200eaa6 in jpc_dec_tileinit /tmp/portage/media-libs/jasper-1.900.22/work/jasper-1.900.22/src/libjasper/jpc/jpc_dec.c:714:4 #4 0x7faf3200eaa6 in jpc_dec_process_sod /tmp/portage/media-libs/jasper-1.900.22/work/jasper-1.900.22/src/libjasper/jpc/jpc_dec.c:560 #5 0x7faf3201c1c3 in jpc_dec_decode /tmp/portage/media-libs/jasper-1.900.22/work/jasper-1.900.22/src/libjasper/jpc/jpc_dec.c:391:10 #6 0x7faf3201c1c3 in jpc_decode /tmp/portage/media-libs/jasper-1.900.22/work/jasper-1.900.22/src/libjasper/jpc/jpc_dec.c:255 #7 0x7faf31f7e684 in jas_image_decode /tmp/portage/media-libs/jasper-1.900.22/work/jasper-1.900.22/src/libjasper/base/jas_image.c:406:16 #8 0x509c9a in main /tmp/portage/media-libs/jasper-1.900.22/work/jasper-1.900.22/src/appl/imginfo.c:203:16 #9 0x7faf3108761f in __libc_start_main /var/tmp/portage/sys-libs/glibc-2.22-r4/work/glibc-2.22/csu/libc-start.c:289 #10 0x419988 in _init (/usr/bin/imginfo+0x419988) Address 0x7faf2e200c20 is located in stack of thread T0 at offset 3104 in frame #0 0x7faf3200dbbf in jpc_dec_process_sod /tmp/portage/media-libs/jasper-1.900.22/work/jasper-1.900.22/src/libjasper/jpc/jpc_dec.c:544 This frame has 1 object(s): [32, 3104) 'bnds.i' 0x0ff665c38180: 00 00 00 00[f3]f3 f3 f3 f3 f3 f3 f3 f3 f3 f3 f3 0x0ff665c38190: f3 f3 f3 f3 00 00 00 00 00 00 00 00 00 00 00 00 0x0ff665c381a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0x0ff665c381b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0x0ff665c381c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0x0ff665c381d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 Shadow byte legend (one shadow byte represents 8 application bytes): Addressable: 00 Partially addressable: 01 02 03 04 05 06 07 Heap left redzone: fa Heap right redzone: fb Freed heap region: fd Stack left redzone: f1 Stack mid redzone: f2 Stack right redzone: f3 Stack partial redzone: f4 Stack after return: f5 Stack use after scope: f8 Global redzone: f9 Global init order: f6 Poisoned by user: f7 Container overflow: fc Array cookie: ac Intra object redzone: bb ASan internal: fe Left alloca redzone: ca Right alloca redzone: cb ==9166==ABORTING Affected version: 1.900.22 Fixed version: 1.900.30 Commit fix: https://github.com/mdadams/jasper/commit/1abc2e5a401a4bf1d5ca4df91358ce5df111f495 Credit: This bug was discovered by Agostino Sarubbo of Gentoo. CVE: CVE-2016-9560 Reproducer: https://github.com/asarubbo/poc/blob/master/00047-jasper-stackoverflow-jpc_tsfb_getbands2
This issue has been addressed in the following products: Red Hat Enterprise Linux 6 Red Hat Enterprise Linux 7 Via RHSA-2017:1208 https://access.redhat.com/errata/RHSA-2017:1208