Arch Linux update for libgcrypt

Published: 2017-07-03
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2017-7526
Exploitation vector Network
Public exploit N/A
Vulnerable software
Arch Linux
Operating systems & Components / Operating system

Vendor Arch Linux

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Side-channel attack


Risk: Low


CVE-ID: CVE-2017-7526

CWE-ID: CWE-310 - Cryptographic Issues

Exploit availability: No


The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists in libgcrypt's RSA-1024 implementation using left-to-right method for computing the sliding-window expansion. A remote attacker can perform side-channel attack and gain access to potentially sensitive information. 


Update the affected package libgcrypt to version 1.7.8-1.

Vulnerable software versions

Arch Linux: All versions

CPE2.3 External links

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?