Bug 860198 (CVE-2012-4447)
Summary: | CVE-2012-4447 libtiff: Heap-buffer overflow when processing a TIFF image with PixarLog Compression | ||||||
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Product: | [Other] Security Response | Reporter: | Huzaifa S. Sidhpurwala <huzaifas> | ||||
Component: | vulnerability | Assignee: | Red Hat Product Security <security-response-team> | ||||
Status: | CLOSED ERRATA | QA Contact: | |||||
Severity: | medium | Docs Contact: | |||||
Priority: | medium | ||||||
Version: | unspecified | CC: | jrusnack, nchavan, tgl | ||||
Target Milestone: | --- | Keywords: | Security | ||||
Target Release: | --- | ||||||
Hardware: | All | ||||||
OS: | Linux | ||||||
Whiteboard: | |||||||
Fixed In Version: | Doc Type: | Bug Fix | |||||
Doc Text: | Story Points: | --- | |||||
Clone Of: | Environment: | ||||||
Last Closed: | 2012-12-21 08:59:54 UTC | Type: | --- | ||||
Regression: | --- | Mount Type: | --- | ||||
Documentation: | --- | CRM: | |||||
Verified Versions: | Category: | --- | |||||
oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | |||||
Cloudforms Team: | --- | Target Upstream Version: | |||||
Embargoed: | |||||||
Bug Depends On: | 880907, 885308, 885309, 885310, 885311, 889443 | ||||||
Bug Blocks: | 859810 | ||||||
Attachments: |
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Description
Huzaifa S. Sidhpurwala
2012-09-25 08:58:59 UTC
This issue was partly fixed in the libtiff-4.0.2 release via the following commit: revision 1.37 date: 2012-05-24 23:21:45 +0000; author: fwarmerdam; state: Exp; lines: +2 -2; commitid: 5xHvb7ZoNW8P226w; Allocate working buffer one word larger since we "forward accumulate" and overwrite the end by one word in at least some cases. and later seems to be completely resolved in libtiff-4.0.3 via the following commit: revision 1.38 date: 2012-06-21 01:01:53 +0000; author: fwarmerdam; state: Exp; lines: +2 -2; commitid: i91tq45sntOmJv9w; make tbuf large enough for one stride past the end This issue affects the version of libtiff as shipped with Red Hat Enterprise Linux 5 and 6. This issue affects the version of libtiff as shipped with Fedora 16 and Fedora 17. Created attachment 616925 [details]
Upstream patch
This issue has been assigned CVE-2012-4447 as per: http://seclists.org/oss-sec/2012/q3/563 Created libtiff tracking bugs for this issue Affects: fedora-all [bug 880907] This issue has been addressed in following products: Red Hat Enterprise Linux 5 Red Hat Enterprise Linux 6 Via RHSA-2012:1590 https://rhn.redhat.com/errata/RHSA-2012-1590.html Created mingw-libtiff tracking bugs for this issue Affects: fedora-all [bug 889443] libtiff-3.9.7-1.fc16 has been pushed to the Fedora 16 stable repository. If problems still persist, please make note of it in this bug report. libtiff-3.9.7-1.fc17 has been pushed to the Fedora 17 stable repository. If problems still persist, please make note of it in this bug report. libtiff-4.0.3-2.fc18 has been pushed to the Fedora 18 stable repository. If problems still persist, please make note of it in this bug report. |