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redhatRedHatRHSA-2024:0427
HistoryJan 24, 2024 - 2:40 p.m.

(RHSA-2024:0427) Moderate: libtasn1 security update

2024-01-2414:40:31
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14
libtasn1
security update
out-of-bound access

9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

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

7.2 High

AI Score

Confidence

Low

0.004 Low

EPSS

Percentile

73.3%

A library that provides Abstract Syntax Notation One (ASN.1, as specified by the X.680 ITU-T recommendation) parsing and structures management, and Distinguished Encoding Rules (DER, as per X.690) encoding and decoding functions.

Security Fix(es):

  • libtasn1: Out-of-bound access in ETYPE_OK (CVE-2021-46848)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

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

7.2 High

AI Score

Confidence

Low

0.004 Low

EPSS

Percentile

73.3%