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.

Priority

Medium

CVSS 3 base score: 6.3

Status

Package Release Status
libgcrypt11
Launchpad, Ubuntu, Debian 		Upstream Needs triage

Ubuntu 20.04 LTS (Focal Fossa) Does not exist

Ubuntu 18.04 LTS (Bionic Beaver) Does not exist

Ubuntu 16.04 LTS (Xenial Xerus) Does not exist

Ubuntu 14.04 ESM (Trusty Tahr)
Released (1.5.3-2ubuntu4.6+esm1)
libgcrypt20
Launchpad, Ubuntu, Debian 		Upstream
Released (1.8.5-1)
Ubuntu 20.04 LTS (Focal Fossa)
Released (1.8.5-3ubuntu1)
Ubuntu 18.04 LTS (Bionic Beaver)
Released (1.8.1-4ubuntu1.2)
Ubuntu 16.04 LTS (Xenial Xerus)
Released (1.6.5-2ubuntu0.6)
Ubuntu 14.04 ESM (Trusty Tahr) Does not exist

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)

Notes

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

References

Bugs

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