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mageiaGentoo FoundationMGASA-2021-0404
HistoryAug 14, 2021 - 5:00 p.m.

Updated glibc packages fix security issue

2021-08-1417:00:09
Gentoo Foundation
advisories.mageia.org
40
glibc
security
null pointer

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

EPSS

0.017

Percentile

87.8%

JSON

The recent fix for CVE-2021-33574 released in MGASA-2021-0308 introduced a NULL pointer dereference because mq_notify.c mishandles certain NOTIFY_REMOVED data, that will result in segmentation fault. This update adds the missing NULL pointer check to resolve this issue (CVE-2021-38604).

OSVersionArchitecturePackageVersionFilename
Mageia8noarchglibc< 2.32-18glibc-2.32-18.mga8

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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

EPSS

0.017

Percentile

87.8%

JSON
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