VulnerableCode Package Details - pkg:deb/ubuntu/libgcrypt11@1.5.3-2ubuntu4.3

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Vulnerability	Summary	Fixed by
VCID-av6f-h7c6-aaaq Aliases: CVE-2017-9526	In Libgcrypt before 1.7.7, an attacker who learns the EdDSA session key (from side-channel observation during the signing process) can easily recover the long-term secret key. 1.7.7 makes a cipher/ecc-eddsa.c change to store this session key in secure memory, to ensure that constant-time point operations are used in the MPI library.	1.5.3-2ubuntu4.4 Affected by 2 other vulnerabilities. This version is affected by these other vulnerabilities: {{ fixed_by_vuln.vulnerability_id }} {{ fixed_by_vuln.vulnerability_id }}
VCID-d91d-8t7r-aaag Aliases: 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 blinding during the signing process in the _gcry_ecc_ecdsa_sign function in cipher/ecc-ecdsa.c, aka the Return Of the Hidden Number Problem or ROHNP. To discover an ECDSA key, the attacker needs access to either the local machine or a different virtual machine on the same physical host.	1.5.3-2ubuntu4.6 Affected by 0 other vulnerabilities.
VCID-fan4-zdcw-aaam Aliases: CVE-2016-6313	The mixing functions in the random number generator in Libgcrypt before 1.5.6, 1.6.x before 1.6.6, and 1.7.x before 1.7.3 and GnuPG before 1.4.21 make it easier for attackers to obtain the values of 160 bits by leveraging knowledge of the previous 4640 bits.	1.5.3-2ubuntu4.4 Affected by 2 other vulnerabilities. This version is affected by these other vulnerabilities: {{ fixed_by_vuln.vulnerability_id }} {{ fixed_by_vuln.vulnerability_id }}
VCID-vavn-12uu-aaan Aliases: CVE-2017-7526	libgcrypt before version 1.7.8 is vulnerable to a cache side-channel attack resulting into a complete break of RSA-1024 while using the left-to-right method for computing the sliding-window expansion. The same attack is believed to work on RSA-2048 with moderately more computation. This side-channel requires that attacker can run arbitrary software on the hardware where the private RSA key is used.	1.5.3-2ubuntu4.5 Affected by 1 other vulnerability. This version is affected by these other vulnerabilities: {{ fixed_by_vuln.vulnerability_id }}

Vulnerability

Summary

Fixed by

VCID-av6f-h7c6-aaaq
Aliases:
CVE-2017-9526

In Libgcrypt before 1.7.7, an attacker who learns the EdDSA session key (from side-channel observation during the signing process) can easily recover the long-term secret key. 1.7.7 makes a cipher/ecc-eddsa.c change to store this session key in secure memory, to ensure that constant-time point operations are used in the MPI library.

1.5.3-2ubuntu4.4
Affected by 2 other vulnerabilities.

VCID-d91d-8t7r-aaag
Aliases:
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 blinding during the signing process in the _gcry_ecc_ecdsa_sign function in cipher/ecc-ecdsa.c, aka the Return Of the Hidden Number Problem or ROHNP. To discover an ECDSA key, the attacker needs access to either the local machine or a different virtual machine on the same physical host.

1.5.3-2ubuntu4.6
Affected by 0 other vulnerabilities.

VCID-fan4-zdcw-aaam
Aliases:
CVE-2016-6313

The mixing functions in the random number generator in Libgcrypt before 1.5.6, 1.6.x before 1.6.6, and 1.7.x before 1.7.3 and GnuPG before 1.4.21 make it easier for attackers to obtain the values of 160 bits by leveraging knowledge of the previous 4640 bits.

1.5.3-2ubuntu4.4
Affected by 2 other vulnerabilities.

VCID-vavn-12uu-aaan
Aliases:
CVE-2017-7526

libgcrypt before version 1.7.8 is vulnerable to a cache side-channel attack resulting into a complete break of RSA-1024 while using the left-to-right method for computing the sliding-window expansion. The same attack is believed to work on RSA-2048 with moderately more computation. This side-channel requires that attacker can run arbitrary software on the hardware where the private RSA key is used.

1.5.3-2ubuntu4.5
Affected by 1 other vulnerability.

Vulnerability	Summary	Aliases
VCID-ke9d-zyem-aaar	Libgcrypt before 1.6.5 does not properly perform elliptic-point curve multiplication during decryption, which makes it easier for physically proximate attackers to extract ECDH keys by measuring electromagnetic emanations.	CVE-2015-7511

Vulnerability

Summary

Aliases

VCID-ke9d-zyem-aaar

Libgcrypt before 1.6.5 does not properly perform elliptic-point curve multiplication during decryption, which makes it easier for physically proximate attackers to extract ECDH keys by measuring electromagnetic emanations.

CVE-2015-7511

Next non-vulnerable version	1.5.3-2ubuntu4.6
Latest non-vulnerable version	1.5.3-2ubuntu4.6
Risk	4.0