SB2019052920 - Fedora 29 update for php

Description

This security bulletin contains information about 3 secuirty vulnerabilities.

1) Out-of-bounds read (CVE-ID: CVE-2019-11040)

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition in exif_read_data() function when parsing EXIF data. A remote attacker can create a specially crafted image, pass it to the affected application, trigger out-of-bounds read error and read contents of memory on the system.

2) Out-of-bounds read (CVE-ID: CVE-2019-11038)

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition in the gdImageCreateFromXbm() function in the GD Graphics Library (aka LibGD). A remote attacker can create a specially crafted image, pass it to the affected application, trigger out-of-bounds read error and read contents of memory on the system.

3) Integer overflow (CVE-ID: CVE-2019-11039)

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to integer overflow in iconv_mime_decode_headers() function when processing MIME headers. A remote attacker can trigger integer overflow and gain access to sensitive information or trigger application crash.

Remediation

Install update from vendor's website.

References

• https://bodhi.fedoraproject.org/updates/FEDORA-2019-8c4b25b5ec