qemu: CVE-2019-14378: heap buffer overflow during packet reassembly

Related Vulnerabilities: CVE-2019-14378   CVE-2019-14459  

Debian Bug report logs - #933741
qemu: CVE-2019-14378: heap buffer overflow during packet reassembly

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Reported by: Salvatore Bonaccorso <carnil@debian.org>

Date: Fri, 2 Aug 2019 19:12:01 UTC

Severity: grave

Tags: security, upstream

Found in version qemu/1:3.1+dfsg-8

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Report forwarded to debian-bugs-dist@lists.debian.org, carnil@debian.org, team@security.debian.org, team@security.debian.org, Debian QEMU Team <pkg-qemu-devel@lists.alioth.debian.org>:
Bug#933741; Package src:qemu. (Fri, 02 Aug 2019 19:12:03 GMT) (full text, mbox, link).


Acknowledgement sent to Salvatore Bonaccorso <carnil@debian.org>:
New Bug report received and forwarded. Copy sent to carnil@debian.org, team@security.debian.org, team@security.debian.org, Debian QEMU Team <pkg-qemu-devel@lists.alioth.debian.org>. (Fri, 02 Aug 2019 19:12:03 GMT) (full text, mbox, link).


Message #5 received at submit@bugs.debian.org (full text, mbox, reply):

From: Salvatore Bonaccorso <carnil@debian.org>
To: Debian Bug Tracking System <submit@bugs.debian.org>
Subject: qemu: CVE-2019-14459: heap buffer overflow during packet reassembly
Date: Fri, 02 Aug 2019 21:09:44 +0200
Source: qemu
Version: 1:3.1+dfsg-8
Severity: grave
Tags: security upstream
Control: clone -1 -2
Control: reassign -2 src:slirp4netns 0.3.1-1
Control: retitle -2 slirp4netns: CVE-2019-14459: heap buffer overflow during packet reassembly

Hi,

The following vulnerability was published for qemu (respective the
SLiRP networking implemenatation which is as well forked in
slirp4netns).

CVE-2019-14378[0]:
| ip_reass in ip_input.c in libslirp 4.0.0 has a heap-based buffer
| overflow via a large packet because it mishandles a case involving the
| first fragment.


If you fix the vulnerability please also make sure to include the
CVE (Common Vulnerabilities & Exposures) id in your changelog entry.

For further information see:

[0] https://security-tracker.debian.org/tracker/CVE-2019-14378
    https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-14378
[1] https://gitlab.freedesktop.org/slirp/libslirp/commit/126c04acbabd7ad32c2b018fe10dfac2a3bc1210
[2] https://www.openwall.com/lists/oss-security/2019/08/01/2

Please adjust the affected versions in the BTS as needed.

Regards,
Salvatore



Bug 933741 cloned as bug 933742 Request was from Salvatore Bonaccorso <carnil@debian.org> to submit@bugs.debian.org. (Fri, 02 Aug 2019 19:12:03 GMT) (full text, mbox, link).


Information forwarded to debian-bugs-dist@lists.debian.org, Debian QEMU Team <pkg-qemu-devel@lists.alioth.debian.org>:
Bug#933741; Package src:qemu. (Fri, 02 Aug 2019 19:27:07 GMT) (full text, mbox, link).


Acknowledgement sent to Salvatore Bonaccorso <carnil@debian.org>:
Extra info received and forwarded to list. Copy sent to Debian QEMU Team <pkg-qemu-devel@lists.alioth.debian.org>. (Fri, 02 Aug 2019 19:27:07 GMT) (full text, mbox, link).


Message #12 received at 933741@bugs.debian.org (full text, mbox, reply):

From: Salvatore Bonaccorso <carnil@debian.org>
To: 933741@bugs.debian.org, 933742@bugs.debian.org
Subject: Re: Bug#933741: qemu: CVE-2019-14378: heap buffer overflow during packet reassembly
Date: Fri, 2 Aug 2019 21:24:22 +0200
Control: retitle 933741 qemu: CVE-2019-14378: heap buffer overflow during packet reassembly
Control: retitle 933742 slirp4netns: CVE-2019-14378: heap buffer overflow during packet reassembly 

Hi

Ups, used the wrong CVE. The correct one is actually CVE-2019-14378,
sorry about that.

Regards,
Salvatore



Changed Bug title to 'qemu: CVE-2019-14378: heap buffer overflow during packet reassembly' from 'qemu: CVE-2019-14459: heap buffer overflow during packet reassembly'. Request was from Salvatore Bonaccorso <carnil@debian.org> to 933741-submit@bugs.debian.org. (Fri, 02 Aug 2019 19:27:07 GMT) (full text, mbox, link).


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