Bug 1688934 (CVE-2019-9639) - CVE-2019-9639 php: Uninitialized read in exif_process_IFD_in_MAKERNOTE
Summary: CVE-2019-9639 php: Uninitialized read in exif_process_IFD_in_MAKERNOTE
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2019-9639
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1690539 1690540 1709274 1688936 1709269
Blocks: 1688949
TreeView+ depends on / blocked
 
Reported: 2019-03-14 18:08 UTC by Laura Pardo
Modified: 2019-09-29 15:09 UTC (History)
5 users (show)

Fixed In Version: php 7.1.27, php 7.2.16, php 7.3.3
Doc Type: If docs needed, set a value
Doc Text:
Clone Of:
Environment:
Last Closed: 2019-08-19 08:47:55 UTC


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Links
System ID Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2019:2519 None None None 2019-08-19 08:42:57 UTC

Description Laura Pardo 2019-03-14 18:08:05 UTC
An issue was discovered in the EXIF component in PHP before 7.1.27, 7.2.x before 7.2.16, and 7.3.x before 7.3.3. There is an uninitialized read in exif_process_IFD_in_MAKERNOTE because of mishandling the data_len variable.


Upstream Bug:
https://bugs.php.net/bug.php?id=77659

Upstream Patch:
http://git.php.net/?p=php-src.git;a=commitdiff;h=b82437eeddadf6a3a8c0f492acb6861682cd4d93

Comment 1 Laura Pardo 2019-03-14 18:08:24 UTC
Created php tracking bugs for this issue:

Affects: fedora-all [bug 1688936]

Comment 4 Riccardo Schirone 2019-05-13 10:06:38 UTC
Red Hat Enterprise Linux 5, 6, and 7 are not affected by this flaw as they do not include the vulnerable code.

Comment 8 errata-xmlrpc 2019-08-19 08:42:56 UTC
This issue has been addressed in the following products:

  Red Hat Software Collections for Red Hat Enterprise Linux 7
  Red Hat Software Collections for Red Hat Enterprise Linux 7.4 EUS
  Red Hat Software Collections for Red Hat Enterprise Linux 7.5 EUS
  Red Hat Software Collections for Red Hat Enterprise Linux 7.6 EUS

Via RHSA-2019:2519 https://access.redhat.com/errata/RHSA-2019:2519

Comment 9 Product Security DevOps Team 2019-08-19 08:47:55 UTC
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2019-9639


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