_gcry_md_block_write in cipher/hash-common.c in Libgcrypt version 1.9.0 has a heap-based buffer overflow when the digest final function sets a large count value. It is recommended to upgrade to 1.9.1 or later.
CVSS Details
- CVSS 3.1 Base Score: 7.8
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Jan 29, 2021 |
| Suse | — | Upgrade libgcrypt20-hmacUpgrade libgcrypt20-hmac-32bitUpgrade libgcrypt20-32bitUpgrade libgcrypt20Upgrade libgcrypt-devel | Oct 26, 2022 | Jan 29, 2021 |
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