http://bugzilla.opensuse.org/show_bug.cgi?id=1020458 Bug ID: 1020458 Summary: VUL-0: CVE-2017-5504: jasper: invalid memory read in jpc_undo_roi (jpc_dec.c) Classification: openSUSE Product: openSUSE Distribution Version: Leap 42.2 Hardware: Other OS: Other Status: NEW Severity: Normal Priority: P5 - None Component: Security Assignee: security-team@suse.de Reporter: mikhail.kasimov@gmail.com QA Contact: qa-bugs@suse.de Found By: --- Blocker: --- Ref: http://seclists.org/oss-sec/2017/q1/103 ============================================= Description: jasper is an open-source initiative to provide a free software-based reference implementation of the codec specified in the JPEG-2000 Part-1 standard. Another round of fuzzing shows that a crafted image causes an invalid memory read. The complete ASan output: # imginfo -f $FILE ==22872==ERROR: AddressSanitizer: SEGV on unknown address 0x7f8a4a950800 (pc 0x7f8e4a543b93 bp 0x7ffe29bfdcd0 sp 0x7ffe29bfdb80 T0) ==22872==The signal is caused by a READ memory access. #0 0x7f8e4a543b92 in jpc_undo_roi /tmp/portage/media- libs/jasper-1.900.27/work/jasper-1.900.27/src/libjasper/jpc/jpc_dec.c:1925:10 #1 0x7f8e4a543b92 in jpc_dec_tiledecode /tmp/portage/media- libs/jasper-1.900.27/work/jasper-1.900.27/src/libjasper/jpc/jpc_dec.c:1104 #2 0x7f8e4a534cdf in jpc_dec_process_sod /tmp/portage/media- libs/jasper-1.900.27/work/jasper-1.900.27/src/libjasper/jpc/jpc_dec.c:658:7 #3 0x7f8e4a53e6b3 in jpc_dec_decode /tmp/portage/media- libs/jasper-1.900.27/work/jasper-1.900.27/src/libjasper/jpc/jpc_dec.c:425:10 #4 0x7f8e4a53e6b3 in jpc_decode /tmp/portage/media- libs/jasper-1.900.27/work/jasper-1.900.27/src/libjasper/jpc/jpc_dec.c:262 #5 0x7f8e4a4a0b84 in jas_image_decode /tmp/portage/media- libs/jasper-1.900.27/work/jasper-1.900.27/src/libjasper/base/jas_image.c:444:16 #6 0x509eed in main /tmp/portage/media- libs/jasper-1.900.27/work/jasper-1.900.27/src/appl/imginfo.c:219:16 #7 0x7f8e495a861f in __libc_start_main /var/tmp/portage/sys- libs/glibc-2.22-r4/work/glibc-2.22/csu/libc-start.c:289 #8 0x419978 in _init (/usr/bin/imginfo+0x419978) AddressSanitizer can not provide additional info. SUMMARY: AddressSanitizer: SEGV /tmp/portage/media- libs/jasper-1.900.27/work/jasper-1.900.27/src/libjasper/jpc/jpc_dec.c:1925:10 in jpc_undo_roi ==22872==ABORTING Affected version: 1.900.27 Fixed version: N/A Commit fix: N/A Credit: This bug was discovered by Agostino Sarubbo of Gentoo. CVE: N/A Reproducer: https://github.com/asarubbo/poc/blob/master/00054-jasper-invalidread-jpc_und... Timeline: 2016-11-20: bug discovered and reported upstream 2017-01-16: blog post about the issue Note: This bug was found with American Fuzzy Lop. Permalink: https://blogs.gentoo.org/ago/2017/01/16/jasper-invalid-memory-read-in-jpc_un... -- Agostino ============================================= -- You are receiving this mail because: You are on the CC list for the bug.