HighFix available
gd — security advisory
gdImageGd2Ptr in gd_gd2.c in the GD Graphics Library (aka LibGD) through 2.3.2 has a double free. NOTE: the vendor's position is "The GD2 image format is a proprietary image format of libgd. It has to be regarded as being obsolete, and should only be used for development and testing purposes.
- Products
- gd
- Affected versions
- Not specified
- Fixed versions
- 2.2.5-r4, 2.3.0-r1
- CVEs
- CVE-2021-40145
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 22:06 UTC · Revision 1
Source evidence
gdImageGd2Ptr in gd_gd2.c in the GD Graphics Library (aka LibGD) through 2.3.2 has a double free. NOTE: the vendor's position is "The GD2 image format is a proprietary image format of libgd. It has to be regarded as being obsolete, and should only be used for development and testing purposes.
osv:ALPINE-CVE-2021-40145
gd
Fixed versions: 2.2.5-r4
gd
Fixed versions: 2.3.0-r1
gd
Fixed versions: 2.3.0-r1
gd
Fixed versions: 2.3.0-r1
gd
Fixed versions: 2.3.0-r1
gd
Fixed versions: 2.3.0-r1
gd
Fixed versions: 2.3.0-r1
gd
Fixed versions: 2.3.0-r1
gd
Fixed versions: 2.3.0-r1
gd
Fixed versions: 2.3.0-r1
gd
Fixed versions: 2.3.0-r1
gd
Fixed versions: 2.3.0-r1
gd
Fixed versions: 2.3.0-r1
gd
Fixed versions: 2.3.0-r1
Complete source record
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"modified": "2026-10-23T17:17:56.208962573Z",
"provider": "osv",
"upstream": [
"CVE-2021-40145"
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"references": [
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},
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"evidence": "/upstream"
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"source_id": "core-osv",
"document_id": 415539,
"published_at": "2021-08-26T01:15:11.747+00:00"
}