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HistoryApr 18, 2022 - 7:36 p.m.

[SECURITY] [DSA 5123-1] xz-utils security update

2022-04-1819:36:12
lists.debian.org
50

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

6.5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.007 Low

EPSS

Percentile

80.3%


Debian Security Advisory DSA-5123-1 [email protected]
https://www.debian.org/security/ Salvatore Bonaccorso
April 18, 2022 https://www.debian.org/security/faq


Package : xz-utils
CVE ID : CVE-2022-1271
Debian Bug : 1009167

cleemy desu wayo reported that incorrect handling of filenames by xzgrep
in xz-utils, the XZ-format compression utilities, can result in
overwrite of arbitrary files or execution of arbitrary code if a file
with a specially crafted filename is processed.

For the oldstable distribution (buster), this problem has been fixed
in version 5.2.4-1+deb10u1.

For the stable distribution (bullseye), this problem has been fixed in
version 5.2.5-2.1~deb11u1.

We recommend that you upgrade your xz-utils packages.

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

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]

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

6.5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.007 Low

EPSS

Percentile

80.3%