CVE-2017-16711

5.5 mediumEPSS 1.2%

The swf_DefineLosslessBitsTagToImage function in lib/modules/swfbits.c in SWFTools 0.9.2 mishandles an uncompress failure, which allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) because of extractDefinitions in lib/readers/swf.c and fill_line_bitmap in lib/devices/render.c, as demonstrated by swfrender.

Severity

CVSS 3.0

5.5 medium

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS: 1.2% chance of exploitation in the next 30 days; higher than 68% of CVEs (scores of 2026-10-31)
CWE: CWE-476
Published: 2017-11-09
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

swftools:swftools

References

http://www.securityfocus.com/bid/101797
https://github.com/matthiaskramm/swftools/issues/46
http://www.securityfocus.com/bid/101797
https://github.com/matthiaskramm/swftools/issues/46

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