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debianDebianDEBIAN:DLA-2558-2:4FF14
HistoryMar 21, 2021 - 8:54 a.m.

[SECURITY] [DLA 2558-2] xterm regression update

2021-03-2108:54:25
lists.debian.org
114

7.5 High

CVSS2

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

9.8 High

CVSS3

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

9.6 High

AI Score

Confidence

High

0.044 Low

EPSS

Percentile

92.4%


Debian LTS Advisory DLA-2558-2 [email protected]
https://www.debian.org/lts/security/ Utkarsh Gupta
March 21, 2021 https://wiki.debian.org/LTS


Package : xterm
Version : 327-2+deb9u2
Debian Bug : 984615

DLA 2558-2 backported a part of the upstream patch which fails
to deal with the realloc failures in Debian stretch. This update
reverts that part of the patch since it's not really needed and
just focuses on fixing CVE-2021-27135.

For Debian 9 stretch, this problem has been fixed in version
327-2+deb9u2.

We recommend that you upgrade your xterm packages.

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

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

7.5 High

CVSS2

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

9.8 High

CVSS3

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

9.6 High

AI Score

Confidence

High

0.044 Low

EPSS

Percentile

92.4%