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HistoryFeb 03, 2022 - 7:30 p.m.

[SECURITY] [DSA 5067-1] ruby2.7 security update

2022-02-0319:30:34
lists.debian.org
26
debian
ruby 2.7
security update
cve-2021-41816
cve-2021-41817
cve-2021-41819
information disclosure
denial of service

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

8.8

Confidence

High

EPSS

0.012

Percentile

85.8%


Debian Security Advisory DSA-5067-1 [email protected]
https://www.debian.org/security/ Moritz Muehlenhoff
February 03, 2022 https://www.debian.org/security/faq


Package : ruby2.7
CVE ID : CVE-2021-41816 CVE-2021-41817 CVE-2021-41819

Several vulnerabilities have been discovered in the interpreter for
the Ruby language and the Rubygems included, which may result on
result in information disclosure or denial of service.

For the stable distribution (bullseye), these problems have been fixed in
version 2.7.4-1+deb11u1.

We recommend that you upgrade your ruby2.7 packages.

For the detailed security status of ruby2.7 please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/ruby2.7

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

Mailing list: [email protected]

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

8.8

Confidence

High

EPSS

0.012

Percentile

85.8%