ALT Linux Team

Package tor update in sisyphus on 2021-03-16

ALT-PU-2021-1492-1

Package tor updated to version 0.4.5.7-alt1 for branch sisyphus in task 267920.

Closed vulnerabilities

Published: 2021-04-06

BDU:2021-01891

Уязвимость функции dirvote_add_signatures_to_pending_consensus() браузера Tor, связанная с недостатком использования функции assert(), позволяющая нарушителю вызвать отказ в обслуживании

Severity: MEDIUM (5.3) Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Severity: MEDIUM (5.0) Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
References:
Published: 2021-04-06

BDU:2021-01909

Уязвимость функции dump_desc() браузера Tor, позволяющая нарушителю вызвать отказ в обслуживании

Severity: HIGH (7.5) Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Severity: MEDIUM (5.0) Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
References:
Published: 2021-03-19
Modified: 2024-11-21

CVE-2021-28089

Tor before 0.4.5.7 allows a remote participant in the Tor directory protocol to exhaust CPU resources on a target, aka TROVE-2021-001.

Severity: MEDIUM (5.0) Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
Severity: HIGH (7.5) Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
References:
Published: 2021-03-19
Modified: 2024-11-21

CVE-2021-28090

Tor before 0.4.5.7 allows a remote attacker to cause Tor directory authorities to exit with an assertion failure, aka TROVE-2021-002.

Severity: MEDIUM (5.0) Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
Severity: MEDIUM (5.3) Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
References:
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Version: 2.1.2
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