Vulnerability CVE-2019-15133
Published: 2019-08-17

Description:
In GIFLIB before 2019-02-16, a malformed GIF file triggers a divide-by-zero exception in the decoder function DGifSlurp in dgif_lib.c if the height field of the ImageSize data structure is equal to zero.

Type:

CWE-369

 (Divide By Zero)

CVSS2 => (AV:N/AC:M/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Giflib project -> Giflib 
Canonical -> Ubuntu linux 

 References:
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=13008
https://usn.ubuntu.com/4107-1/
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