RHSA-2020:5275 - Security Advisory

Topic

An update for rh-php73-php is now available for Red Hat Software Collections.

Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

PHP is an HTML-embedded scripting language commonly used with the Apache HTTP Server.

The following packages have been upgraded to a later upstream version: rh-php73-php (7.3.20). (BZ#1853211)

Security Fix(es):

• php: DirectoryIterator class accepts filenames with embedded \0 byte and treats them as terminating at that byte (CVE-2019-11045)
• php: Information disclosure in exif_read_data() (CVE-2019-11047)
• php: Integer wraparounds when receiving multipart forms (CVE-2019-11048)
• oniguruma: Heap-based buffer over-read in function gb18030_mbc_enc_len in file gb18030.c (CVE-2019-19203)
• oniguruma: Heap-based buffer over-read in function fetch_interval_quantifier in regparse.c (CVE-2019-19204)
• php: Out of bounds read in php_strip_tags_ex (CVE-2020-7059)
• php: Global buffer-overflow in mbfl_filt_conv_big5_wchar function (CVE-2020-7060)
• php: NULL pointer dereference in PHP session upload progress (CVE-2020-7062)
• php: Files added to tar with Phar::buildFromIterator have all-access permissions (CVE-2020-7063)
• php: Information disclosure in exif_read_data() function (CVE-2020-7064)
• php: Using mb_strtolower() function with UTF-32LE encoding leads to potential code execution (CVE-2020-7065)
• php: Out of bounds read when parsing EXIF information (CVE-2019-11050)
• oniguruma: Heap-based buffer overflow in str_lower_case_match in regexec.c (CVE-2019-19246)
• php: Information disclosure in function get_headers (CVE-2020-7066)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the Red Hat Software Collections 3.6 Release Notes linked from the References section.

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

After installing the updated packages, the httpd daemon must be restarted for the update to take effect.

Affected Products

• Red Hat Software Collections (for RHEL Server) 1 for RHEL 7.7 x86_64
• Red Hat Software Collections (for RHEL Server for System Z) 1 for RHEL 7.7 s390x
• Red Hat Software Collections (for RHEL Server for IBM Power LE) 1 for RHEL 7.7 ppc64le
• Red Hat Software Collections (for RHEL Server) 1 for RHEL 7.6 x86_64
• Red Hat Software Collections (for RHEL Server for System Z) 1 for RHEL 7.6 s390x
• Red Hat Software Collections (for RHEL Server for IBM Power LE) 1 for RHEL 7.6 ppc64le
• Red Hat Software Collections (for RHEL Server) 1 for RHEL 7 x86_64
• Red Hat Software Collections (for RHEL Server for System Z) 1 for RHEL 7 s390x
• Red Hat Software Collections (for RHEL Server for IBM Power LE) 1 for RHEL 7 ppc64le
• Red Hat Software Collections (for RHEL Workstation) 1 for RHEL 7 x86_64

Fixes

• BZ - 1777537 - CVE-2019-19246 oniguruma: Heap-based buffer overflow in str_lower_case_match in regexec.c
• BZ - 1786570 - CVE-2019-11047 php: Information disclosure in exif_read_data()
• BZ - 1786572 - CVE-2019-11045 php: DirectoryIterator class accepts filenames with embedded \0 byte and treats them as terminating at that byte
• BZ - 1788258 - CVE-2019-11050 php: Out of bounds read when parsing EXIF information
• BZ - 1797776 - CVE-2020-7059 php: Out of bounds read in php_strip_tags_ex
• BZ - 1797779 - CVE-2020-7060 php: Global buffer-overflow in mbfl_filt_conv_big5_wchar function
• BZ - 1802061 - CVE-2019-19203 oniguruma: Heap-based buffer over-read in function gb18030_mbc_enc_len in file gb18030.c
• BZ - 1802068 - CVE-2019-19204 oniguruma: Heap-based buffer over-read in function fetch_interval_quantifier in regparse.c
• BZ - 1808532 - CVE-2020-7062 php: NULL pointer dereference in PHP session upload progress
• BZ - 1808536 - CVE-2020-7063 php: Files added to tar with Phar::buildFromIterator have all-access permissions
• BZ - 1820601 - CVE-2020-7064 php: Information disclosure in exif_read_data() function
• BZ - 1820604 - CVE-2020-7066 php: Information disclosure in function get_headers
• BZ - 1820627 - CVE-2020-7065 php: Using mb_strtolower() function with UTF-32LE encoding leads to potential code execution
• BZ - 1837842 - CVE-2019-11048 php: Integer wraparounds when receiving multipart forms

CVEs

• CVE-2019-11045
• CVE-2019-11047
• CVE-2019-11048
• CVE-2019-11050
• CVE-2019-19203
• CVE-2019-19204
• CVE-2019-19246
• CVE-2020-7059
• CVE-2020-7060
• CVE-2020-7062
• CVE-2020-7063
• CVE-2020-7064
• CVE-2020-7065
• CVE-2020-7066

References

• https://access.redhat.com/security/updates/classification/#moderate
• https://access.redhat.com/documentation/en-us/red_hat_software_collections/3/html/3.6_release_notes/