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HistoryJan 20, 2022 - 11:35 p.m.

[SECURITY] [DLA 2890-1] libspf2 security update

2022-01-2023:35:22
lists.debian.org
15

9.3 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:M/Au:N/C:C/I:C/A:C

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

10 High

AI Score

Confidence

High

0.036 Low

EPSS

Percentile

91.8%


Debian LTS Advisory DLA-2890-1 [email protected]
https://www.debian.org/lts/security/ Thorsten Alteholz
January 21, 2022 https://wiki.debian.org/LTS


Package : libspf2
Version : 1.2.10-7+deb9u2
CVE ID : CVE-2021-33912 CVE-2021-33913

Two issues have been found in libspf2, a library for validating mail
senders with SPF.

Both issues are related to heap-based buffer overflows.

For Debian 9 stretch, these problems have been fixed in version
1.2.10-7+deb9u2.

We recommend that you upgrade your libspf2 packages.

For the detailed security status of libspf2 please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/libspf2

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

9.3 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:M/Au:N/C:C/I:C/A:C

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

10 High

AI Score

Confidence

High

0.036 Low

EPSS

Percentile

91.8%