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

CVSS 3 base score: 6.3

Status

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




	Ubuntu 18.04 LTS (Bionic Beaver)	Does not exist
	Ubuntu 16.04 ESM (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 18.04 LTS (Bionic Beaver)	Released (1.8.1-4ubuntu1.2)
	Ubuntu 16.04 ESM (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

Author	Note
leosilva	patch breaks dsa-rfc6979.c tests in Xenial.

References

Bugs

http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=938938

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