Описание
_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.
Пакеты
| Пакет | Статус | Версия исправления | Релиз | Тип |
|---|---|---|---|---|
| libgcrypt20 | fixed | 1.9.1-1 | experimental | package |
| libgcrypt20 | not-affected | package |
Примечания
https://bugs.chromium.org/p/project-zero/issues/detail?id=2145
https://lists.gnupg.org/pipermail/gnupg-announce/2021q1/000456.html
https://dev.gnupg.org/T5275
Introduced by: https://git.gnupg.org/cgi-bin/gitweb.cgi?p=libgcrypt.git;a=commit;h=e76617cbab018dd8f41fd6b4ec6740b5303f7e13
Fixed by: https://git.gnupg.org/cgi-bin/gitweb.cgi?p=libgcrypt.git;a=commit;h=512c0c75276949f13b6373b5c04f7065af750b08
EPSS
Связанные уязвимости
_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.
_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.
_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.
_gcry_md_block_write in cipher/hash-common.c in Libgcrypt before 1.9.1 has a heap-based buffer overflow when the digest final function sets a large count value.
Уязвимость функции _gcry_md_block_write (cipher / hash-common.c) криптографической библиотеки Libgcrypt, позволяющая нарушителю выполнить произвольный код
EPSS