DEBIAN-CVE-2022-48566

Advisory lineage Upstream: 1 Downstream: 2
Upstream
CVE-2022-48566
Published: 22 Aug 2023, 19:16
Last modified:28 Apr 2026, 20:24

Vulnerability Summary

Overall Risk (default)
low
24/100
CVSS Score
5.9 MEDIUM
3.1 (osv_debian)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

22 Aug 2023, 19:16
Published
Vulnerability first disclosed
28 Apr 2026, 20:24
Last Modified
Vulnerability information updated

Description

An issue was discovered in compare_digest in Lib/hmac.py in Python through 3.9.1. Constant-time-defeating optimisations were possible in the accumulator variable in hmac.compare_digest.

CVSS Metrics

  • v3.1•MEDIUM•Score: 5.9CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected Systems

  • debian•pypy3

    < 7.3.5+dfsg-2 | < 7.3.5+dfsg-2 | < 7.3.5+dfsg-2 | < 7.3.5+dfsg-2

  • debian•python2.7

    < 2.7.18-8+deb11u1

  • debian•python3.9

    < 3.9.1~rc1-1

References (1)