Bug 1573058 (CVE-2017-6888)

Summary: CVE-2017-6888 flac: Memory leak in src/libFLAC/stream_decoder.c:read_metadata_vorbiscomment_()
Product: [Other] Security Response Reporter: Sam Fowler <sfowler>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED NOTABUG QA Contact:
Severity: low Docs Contact:
Priority: low    
Version: unspecifiedCC: ajax, alexl, bnocera, caolanm, john.j5live, mclasen, mlichvar, rhughes, rstrode, sandmann, valtri
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
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Clone Of: Environment:
Last Closed: 2019-06-10 10:20:49 UTC Type: ---
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Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On: 1573060, 1573061, 1573062    
Bug Blocks: 1573063    

Description Sam Fowler 2018-04-30 05:12:27 UTC 
FLAC version 1.3.2 has a memory leak vulnerability in the src/libFLAC/stream_decoder.c:read_metadata_vorbiscomment_() function. An attacker could exploit this via crafted FLAC file to cause a denial of service.


External Reference:

https://secuniaresearch.flexerasoftware.com/secunia_research/2017-7/


Upstream Patch:

https://git.xiph.org/?p=flac.git;a=blobdiff;f=src/libFLAC/stream_decoder.c;h=a5527511d195f9428c817ad6dbe57e8af03a2f1b;hp=14d5fe7ff3e81f38554c057fcd7d86830a582257;hb=4f47b63e9c971e6391590caf00a0f2a5ed612e67;hpb=25b2d82fe4982edbcb54913f4f5db0a1ae9c726d
Comment 1 Sam Fowler 2018-04-30 05:13:00 UTC 
Created flac tracking bugs for this issue:

Affects: fedora-all [bug 1573062]


Created mingw-flac tracking bugs for this issue:

Affects: fedora-all [bug 1573061]