HighFix available
nettle — security advisory
A flaw was found in the way nettle's RSA decryption functions handled specially crafted ciphertext. An attacker could use this flaw to provide a manipulated ciphertext leading to application crash and denial of service.
- Products
- nettle
- Affected versions
- Not specified
- Fixed versions
- 3.5.1-r2, 3.7.3-r0
- CVEs
- CVE-2021-3580
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 22:05 UTC · Revision 1
Source evidence
A flaw was found in the way nettle's RSA decryption functions handled specially crafted ciphertext. An attacker could use this flaw to provide a manipulated ciphertext leading to application crash and denial of service.
osv:ALPINE-CVE-2021-3580
nettle
Fixed versions: 3.5.1-r2
nettle
Fixed versions: 3.7.3-r0
nettle
Fixed versions: 3.7.3-r0
nettle
Fixed versions: 3.7.3-r0
nettle
Fixed versions: 3.7.3-r0
nettle
Fixed versions: 3.7.3-r0
nettle
Fixed versions: 3.7.3-r0
nettle
Fixed versions: 3.7.3-r0
nettle
Fixed versions: 3.7.3-r0
nettle
Fixed versions: 3.7.3-r0
nettle
Fixed versions: 3.7.3-r0
nettle
Fixed versions: 3.7.3-r0
nettle
Fixed versions: 3.7.3-r0
Complete source record
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"modified": "2026-10-23T17:17:56.198208875Z",
"provider": "osv",
"upstream": [
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