MGASA-2020-0165 - Updated tor packages fix security vulnerabilities

Publication date: 15 Apr 2020
URL: https://advisories.mageia.org/MGASA-2020-0165.html
Type: security
Affected Mageia releases: 7
CVE: CVE-2020-10592,
     CVE-2020-10593

Updated tor package fixes security vulnerabilities:

Tor before 0.3.5.10 allows remote attackers to cause a Denial of Service
(CPU consumption) (CVE-2020-10592).

Tor before 0.3.5.10 allows remote attackers to cause a Denial of Service
(memory leak). This occurs in circpad_setup_machine_on_circ because a
circuit-padding machine can be negotiated twice on the same circuit
(CVE-2020-10593).

References:
- https://bugs.mageia.org/show_bug.cgi?id=26356
- https://blog.torproject.org/new-releases-03510-0419-0427/
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-10592
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-10593

SRPMS:
- 7/core/tor-0.3.5.10-1.mga7

Mageia 2020-0165: tor security update

Updated tor package fixes security vulnerabilities: Tor before 0.3.5.10 allows remote attackers to cause a Denial of Service (CPU consumption) (CVE-2020-10592).

Summary

Updated tor package fixes security vulnerabilities:
Tor before 0.3.5.10 allows remote attackers to cause a Denial of Service (CPU consumption) (CVE-2020-10592).
Tor before 0.3.5.10 allows remote attackers to cause a Denial of Service (memory leak). This occurs in circpad_setup_machine_on_circ because a circuit-padding machine can be negotiated twice on the same circuit (CVE-2020-10593).

References

- https://bugs.mageia.org/show_bug.cgi?id=26356

- https://blog.torproject.org/new-releases-03510-0419-0427/

- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-10592

- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-10593

Resolution

MGASA-2020-0165 - Updated tor packages fix security vulnerabilities

SRPMS

- 7/core/tor-0.3.5.10-1.mga7

Severity
Publication date: 15 Apr 2020
URL: https://advisories.mageia.org/MGASA-2020-0165.html
Type: security
CVE: CVE-2020-10592, CVE-2020-10593

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