UbuntuUpdates.org

Package "openssl"

Name: openssl

Description:

Secure Sockets Layer toolkit - cryptographic utility

Latest version: 1.1.1-1ubuntu2.1~18.04.6
Release: bionic (18.04)
Level: security
Repository: main
Homepage: https://www.openssl.org/

Links


Download "openssl"


Other versions of "openssl" in Bionic

Repository Area Version
base main 1.1.0g-2ubuntu4
updates main 1.1.1-1ubuntu2.1~18.04.6

Packages in group

Deleted packages are displayed in grey.


Changelog

Version: 1.1.1-1ubuntu2.1~18.04.6 2020-05-28 13:06:51 UTC

  openssl (1.1.1-1ubuntu2.1~18.04.6) bionic-security; urgency=medium

  * SECURITY UPDATE: ECDSA remote timing attack
    - debian/patches/CVE-2019-1547.patch: for ECC parameters with NULL or
      zero cofactor, compute it in crypto/ec/ec_lib.c.
    - CVE-2019-1547
  * SECURITY UPDATE: Fork Protection
    - debian/patches/CVE-2019-1549.patch: ensure fork-safety without using
      a pthread_atfork handler in crypto/include/internal/rand_int.h,
      crypto/init.c, crypto/rand/drbg_lib.c, crypto/rand/rand_lcl.h,
      crypto/rand/rand_lib.c, crypto/threads_none.c,
      crypto/threads_pthread.c, crypto/threads_win.c,
      include/internal/cryptlib.h, test/drbgtest.c.
    - CVE-2019-1549
  * SECURITY UPDATE: rsaz_512_sqr overflow bug on x86_64
    - debian/patches/CVE-2019-1551.patch: fix an overflow bug in
      rsaz_512_sqr in crypto/bn/asm/rsaz-x86_64.pl.
    - CVE-2019-1551
  * SECURITY UPDATE: Padding Oracle issue
    - debian/patches/CVE-2019-1563.patch: fix a padding oracle in
      PKCS7_dataDecode and CMS_decrypt_set1_pkey in crypto/cms/cms_env.c,
      crypto/cms/cms_lcl.h, crypto/cms/cms_smime.c,
      crypto/pkcs7/pk7_doit.c.
    - CVE-2019-1563

 -- Marc Deslauriers <email address hidden> Wed, 27 May 2020 15:15:54 -0400

Source diff to previous version
CVE-2019-1547 Normally in OpenSSL EC groups always have a co-factor present and this is used in side channel resistant code paths. However, in some cases, it is po
CVE-2019-1549 OpenSSL 1.1.1 introduced a rewritten random number generator (RNG). This was intended to include protection in the event of a fork() system call in o
CVE-2019-1551 There is an overflow bug in the x64_64 Montgomery squaring procedure used in exponentiation with 512-bit moduli. No EC algorithms are affected. Analy
CVE-2019-1563 In situations where an attacker receives automated notification of the success or failure of a decryption attempt an attacker, after sending a very l

Version: 1.1.1-1ubuntu2.1~18.04.5 2019-11-18 13:07:18 UTC

  openssl (1.1.1-1ubuntu2.1~18.04.5) bionic-security; urgency=medium

  * debian/patches/OPENSSL_malloc_init_hang.patch: make
    OPENSSL_malloc_init() a no-op to remove a potential infinite loop that
    can occur in some situations, such as with MySQL 5.7 on s390x.

 -- Marc Deslauriers <email address hidden> Tue, 12 Nov 2019 11:58:35 -0500

Source diff to previous version

Version: 1.1.1-1ubuntu2.1~18.04.4 2019-08-20 13:07:09 UTC

  openssl (1.1.1-1ubuntu2.1~18.04.4) bionic; urgency=medium

  * Import libraries/restart-without-asking as used in postinst, to
    prevent failure to configure the package without debconf database.
    LP: #1832919

 -- Dimitri John Ledkov <email address hidden> Thu, 20 Jun 2019 18:36:28 +0100

Source diff to previous version
1832919 installed libssl1.1:amd64 package post-installation script subprocess returned error exit status 10

Version: 1.1.0g-2ubuntu4.3 2018-12-06 19:07:04 UTC

  openssl (1.1.0g-2ubuntu4.3) bionic-security; urgency=medium

  * SECURITY UPDATE: PortSmash side channel attack
    - debian/patches/CVE-2018-5407-*.patch: add large number of upstream
      commits to resolve this issue.
    - CVE-2018-5407
  * SECURITY UPDATE: timing side channel attack in DSA
    - debian/patches/CVE-2018-0734-1.patch: fix mod inverse in
      crypto/dsa/dsa_ossl.c.
    - debian/patches/CVE-2018-0734-2.patch: fix timing vulnerability in
      crypto/dsa/dsa_ossl.c.
    - debian/patches/CVE-2018-0734-3.patch: add a constant time flag in
      crypto/dsa/dsa_ossl.c.
    - CVE-2018-0734
  * SECURITY UPDATE: timing side channel attack in ECDSA
    - debian/patches/CVE-2018-0735-1.patch: fix timing vulberability in
      crypto/ec/ec_mult.c.
    - debian/patches/CVE-2018-0735-2.patch: remove brace from bad
      cherry-pick in crypto/ec/ec_mult.c.
    - CVE-2018-0735

 -- Marc Deslauriers <email address hidden> Wed, 05 Dec 2018 10:59:52 -0500

Source diff to previous version
CVE-2018-5407 Simultaneous Multi-threading (SMT) in processors can enable local users to exploit software vulnerable to timing attacks via a side-channel timing at
CVE-2018-0734 The OpenSSL DSA signature algorithm has been shown to be vulnerable to a timing side channel attack. An attacker could use variations in the signing
CVE-2018-0735 The OpenSSL ECDSA signature algorithm has been shown to be vulnerable to a timing side channel attack. An attacker could use variations in the signin

Version: 1.1.0g-2ubuntu4.1 2018-06-26 13:07:16 UTC

  openssl (1.1.0g-2ubuntu4.1) bionic-security; urgency=medium

  * SECURITY UPDATE: ECDSA key extraction side channel
    - debian/patches/CVE-2018-0495.patch: add blinding to an ECDSA
      signature in crypto/ec/ecdsa_ossl.c.
    - CVE-2018-0495
  * SECURITY UPDATE: denial of service via long prime values
    - debian/patches/CVE-2018-0732.patch: reject excessively large primes
      in DH key generation in crypto/dh/dh_key.c.
    - CVE-2018-0732
  * SECURITY UPDATE: RSA cache timing side channel attack
    - debian/patches/CVE-2018-0737-1.patch: replaced variable-time GCD in
      crypto/rsa/rsa_gen.c.
    - debian/patches/CVE-2018-0737-2.patch: used ERR set/pop mark in
      crypto/rsa/rsa_gen.c.
    - debian/patches/CVE-2018-0737-3.patch: consttime flag changed in
      crypto/rsa/rsa_gen.c.
    - debian/patches/CVE-2018-0737-4.patch: ensure BN_mod_inverse and
      BN_mod_exp_mont both get called with BN_FLG_CONSTTIME flag set in
      crypto/rsa/rsa_gen.c.
    - CVE-2018-0737

 -- Marc Deslauriers <email address hidden> Wed, 20 Jun 2018 07:29:12 -0400

CVE-2018-0495 Libgcrypt before 1.7.10 and 1.8.x before 1.8.3 allows a memory-cache side-channel attack on ECDSA signatures that can be mitigated through the use of
CVE-2018-0732 During key agreement in a TLS handshake using a DH(E) based ciphersuite a malicious server can send a very large prime value to the client. This will
CVE-2018-0737 The OpenSSL RSA Key generation algorithm has been shown to be vulnerable to a cache timing side channel attack. An attacker with sufficient access to



About   -   Send Feedback to @ubuntu_updates