Summary
It was discovered that PHP incorrectly handled certain exif tags in images.
A remote attacker could use this issue to cause PHP to crash, resulting in
a denial of service, or possibly obtain sensitive information.
(CVE-2019-11036)
It was discovered that PHP incorrectly decoding certain MIME headers. A
remote attacker could possibly use this issue to cause PHP to crash,
resulting in a denial of service. (CVE-2019-11039)
It was discovered that PHP incorrectly handled certain exif tags in images.
A remote attacker could use this issue to cause PHP to crash, resulting in
a denial of service, or possibly execute arbitrary code. (CVE-2019-11040)
Fixed packages 2
| Release | Package | Fixed in |
|---|---|---|
| Ubuntu · 16.04 LTS 16.04:LTS | php7.0 | 7.0.33-0ubuntu0.16.04.5 |
| Ubuntu · 18.04 LTS 18.04:LTS | php7.2 | 7.2.19-0ubuntu0.18.04.1 |
Vulnerabilities 3
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Medium 4.8
Heap over-read in PHP EXIF extension
When processing certain files, PHP EXIF extension in versions 7.1.x below 7.1.29, 7.2.x below 7.2.18 and 7.3.x below 7.3.5 can be caused to read past allocated buffer in exif_process_IFD_TAG function. This may lead to information disclosure or crash.
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Medium 4.8
Heap buffer overflow in EXIF extension
When PHP EXIF extension is parsing EXIF information from an image, e.g. via exif_read_data() function, in PHP versions 7.1.x below 7.1.30, 7.2.x below 7.2.19 and 7.3.x below 7.3.6 it is possible to supply it with data what will cause it to read past the alloc…
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Medium 4.2
Out-of-bounds read in iconv.c
Function iconv_mime_decode_headers() in PHP versions 7.1.x below 7.1.30, 7.2.x below 7.2.19 and 7.3.x below 7.3.6 may perform out-of-buffer read due to integer overflow when parsing MIME headers. This may lead to information disclosure or crash.