Out-of-bounds Write in libwebsockets PNG parsing
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | |||||||||
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| warmcat | libwebsockets | unaffected |
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No data.
No data.
| Vendor | Product | Versions |
|---|---|---|
| Warmcat | Libwebsockets | — |
Vendor Solution
Update the library to its latest stable release, if not possible backport the fix commit 2b715249f39291c86443b969a1088d59b6a89b78
No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: < 1% (0.394% probability within 30 days)
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threat_severity
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cvssV3_1
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| First Time appeared |
Warmcat
Warmcat libwebsockets |
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| Vendors & Products |
Warmcat
Warmcat libwebsockets |
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ssvc
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| Description | Out-of-bounds Write in unfilter_scanline in warmcat libwebsockets allows, when the LWS_WITH_UPNG flag is enabled during compilation and the HTML display stack is used, to write past a heap allocated buffer possibly causing a crash, when the user visits an attacker controlled website that contains a crafted PNG file with a big width value that causes an integer overflow which value is used for determining the size of a heap allocation. | |
| Title | Out-of-bounds Write in libwebsockets PNG parsing | |
| Weaknesses | CWE-787 | |
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cvssV4_0
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