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libgcrypt vulnerabilities

CVEs whose affected-version data names the libgcrypt package. Each record lists the affected and patched versions; check a specific version with the dependency checker or POST /api/sbom.

4 CVEsRSS

CVE-2026-41989Medium· 6.7
5mo ago

Libgcrypt before 1.12.2 sometimes allows a heap-based buffer overflow and denial of service via crafted ECDH ciphertext to gcry_pk_decrypt.

Libgcrypt before 1.12.2 sometimes allows a heap-based buffer overflow and denial of service via crafted ECDH ciphertext to gcry_pk_decrypt.

▾ Sunlitgnupg · libgcryptEPSS 0.19%via NVD
CVE-2021-33560High· 7.5PoC
5y ago

Libgcrypt before 1.8.8 and 1.9.x before 1.9.3 mishandles ElGamal encryption because it lacks exponent blinding to address a side-channel attack against mpi_powm, and the window size is not chosen appropriately

Libgcrypt before 1.8.8 and 1.9.x before 1.9.3 mishandles ElGamal encryption because it lacks exponent blinding to address a side-channel attack against mpi_powm, and the window size is not chosen appropriately. This, for example, affects…

▾ Midnightgnupg · libgcryptEPSS 2.3%via NVD
CVE-2019-12904Medium· 5.9
7y ago

In Libgcrypt 1.8.4, the C implementation of AES is vulnerable to a flush-and-reload side-channel attack because physical addresses are available to other processes

In Libgcrypt 1.8.4, the C implementation of AES is vulnerable to a flush-and-reload side-channel attack because physical addresses are available to other processes. (The C implementation is used on platforms where an assembly-language im…

▾ Sunlitgnupg · libgcryptEPSS 2.1%via NVD
CVE-2018-0495Medium· 4.7
8y ago

Libgcrypt before 1.7.10 and 1.8.x before 1.8.3 allows a memory-cache side-channel attack on ECDSA signatures that can be mitigated through the use of blinding during the signing process in the _gcry_ecc_ecdsa_sign function in cipher/ecc-…

Libgcrypt before 1.7.10 and 1.8.x before 1.8.3 allows a memory-cache side-channel attack on ECDSA signatures that can be mitigated through the use of blinding during the signing process in the _gcry_ecc_ecdsa_sign function in cipher/ecc-…

▾ Sunlitgnupg · libgcryptEPSS 0.89%via NVD
libgcrypt vulnerabilities (CVEs) · VulnSea