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CVE-2019-13627

Published: 25 September 2019

It was discovered that there was a ECDSA timing attack in the libgcrypt20 cryptographic library. Version affected: 1.8.4-5, 1.7.6-2+deb9u3, and 1.6.3-2+deb8u4. Versions fixed: 1.8.5-2 and 1.6.3-2+deb8u7.

Notes

AuthorNote
leosilva
patch breaks dsa-rfc6979.c tests in Xenial.
Priority

Medium

CVSS 3 base score: 6.3

Status

Package Release Status
libgcrypt11
Launchpad, Ubuntu, Debian
bionic Does not exist

disco Does not exist

eoan Does not exist

precise
Released (1.5.0-3ubuntu0.9)
trusty
Released (1.5.3-2ubuntu4.6+esm1)
upstream Needs triage

xenial Does not exist

libgcrypt20
Launchpad, Ubuntu, Debian
bionic
Released (1.8.1-4ubuntu1.2)
disco
Released (1.8.4-3ubuntu1.1)
eoan
Released (1.8.4-5ubuntu2.1)
precise Does not exist

trusty Does not exist

upstream
Released (1.8.5-1)
xenial
Released (1.6.5-2ubuntu0.6)
Patches:
upstream: https://git.gnupg.org/cgi-bin/gitweb.cgi?p=libgcrypt.git;a=commit;h=b9577f7c89b4327edc09f2231bc8b31521102c79 (master)
upstream: https://git.gnupg.org/cgi-bin/gitweb.cgi?p=libgcrypt.git;a=commit;h=7c2943309d14407b51c8166c4dcecb56a3628567 (master)
upstream: https://git.gnupg.org/cgi-bin/gitweb.cgi?p=libgcrypt.git;a=commit;h=d5407b78cca9f9d318a4f4d2f6ba2b8388584cd9 (1.8.5)
upstream: https://git.gnupg.org/cgi-bin/gitweb.cgi?p=libgcrypt.git;a=commit;h=db4e9976cc31b314aafad6626b2894e86ee44d60 (1.8.5)