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Date: Sun, 16 Oct 2016 12:41:15 +0200
From: Agostino Sarubbo <>
Subject: Re: Fuzzing jasper

Hello all,

I would like to inform people that the jasper development is alive on github 
since few days, I filed the bugs and some was fixed.

Below the link to my blogs for each issue which contains the commit fix and 
or/the status.

On Tuesday 23 August 2016 20:40:27 Agostino Sarubbo wrote:
> Hello all,
> I fuzzed jasper and it revealed some crashes,
> we know that jasper has no more release(s) since a lot of time, so there are
> some unfixed vulnerabilities.
> Based on what I said, I don't know if any of the following crashes have been
> reported in the past.
> I know that Jasper clearly state about its capability on the BMP format, so
> if you think that something is suitable for an identifier, please assign
> one. Thanks.
> NOTE: The command used in all cases was: imginfo $CRAFTED_IMAGE

> SUMMARY: AddressSanitizer: SEGV /tmp/portage/media-libs/jasper-1.900.1-
> r9/work/jasper-1.900.1/src/libjasper/bmp/bmp_dec.c:383:5 in bmp_getdata

> SUMMARY: AddressSanitizer: SEGV /tmp/portage/media-libs/jasper-1.900.1-
> r9/work/jasper-1.900.1/src/libjasper/bmp/bmp_dec.c:385:5 in bmp_getdata

> SUMMARY: AddressSanitizer: FPE /tmp/portage/media-libs/jasper-1.900.1-
> r9/work/jasper-1.900.1/src/libjasper/jpc/jpc_dec.c:1195:17 in
> jpc_dec_process_siz

> SUMMARY: AddressSanitizer: FPE /tmp/portage/media-libs/jasper-1.900.1-
> r9/work/jasper-1.900.1/src/libjasper/jpc/jpc_dec.c:1197:18 in
> jpc_dec_process_siz

> SUMMARY: AddressSanitizer: double-free /var/tmp/temp/portage/sys-
> devel/llvm-3.8.0-r2/work/llvm-3.8.0.src/projects/compiler-
> rt/lib/asan/ in free

The two SEGV are patched and they aren't in any release
The two FPE are patches and they are in 1.900.4
The double-free is unfixed.

Agostino Sarubbo
Gentoo Linux Developer

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