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debiancveDebian Security Bug TrackerDEBIANCVE:CVE-2021-45486
HistoryDec 25, 2021 - 2:15 a.m.

CVE-2021-45486

2021-12-2502:15:00
Debian Security Bug Tracker
security-tracker.debian.org
31

3.5 Low

CVSS3

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

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

2.7 Low

CVSS2

Access Vector

ADJACENT_NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

0.0005 Low

EPSS

Percentile

15.2%

In the IPv4 implementation in the Linux kernel before 5.12.4, net/ipv4/route.c has an information leak because the hash table is very small.

3.5 Low

CVSS3

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

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

2.7 Low

CVSS2

Access Vector

ADJACENT_NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

0.0005 Low

EPSS

Percentile

15.2%

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