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ubuntuUbuntuUSN-4001-1
HistoryMay 30, 2019 - 12:00 a.m.

libseccomp vulnerability

2019-05-3000:00:00
ubuntu.com
169

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

9.5 High

AI Score

Confidence

High

7.5 High

CVSS2

Access Vector

NETWORK

Access 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

0.019 Low

EPSS

Percentile

88.5%

Releases

  • Ubuntu 19.04
  • Ubuntu 18.10
  • Ubuntu 18.04 ESM
  • Ubuntu 16.04 ESM

Packages

  • libseccomp - library for working with the Linux seccomp filter

Details

Jann Horn discovered that libseccomp did not correctly generate 64-bit
syscall argument comparisons with arithmetic operators (LT, GT, LE, GE).
An attacker could use this to bypass intended access restrictions for
argument-filtered system calls.

OSVersionArchitecturePackageVersionFilename
Ubuntu19.04noarchlibseccomp2< 2.4.1-0ubuntu0.19.04.3UNKNOWN
Ubuntu19.04noarchlibseccomp-dev< 2.4.1-0ubuntu0.19.04.3UNKNOWN
Ubuntu19.04noarchlibseccomp2-dbgsym< 2.4.1-0ubuntu0.19.04.3UNKNOWN
Ubuntu19.04noarchpython-seccomp< 2.4.1-0ubuntu0.19.04.3UNKNOWN
Ubuntu19.04noarchpython-seccomp-dbgsym< 2.4.1-0ubuntu0.19.04.3UNKNOWN
Ubuntu19.04noarchpython3-seccomp< 2.4.1-0ubuntu0.19.04.3UNKNOWN
Ubuntu19.04noarchpython3-seccomp-dbgsym< 2.4.1-0ubuntu0.19.04.3UNKNOWN
Ubuntu19.04noarchseccomp< 2.4.1-0ubuntu0.19.04.3UNKNOWN
Ubuntu19.04noarchseccomp-dbgsym< 2.4.1-0ubuntu0.19.04.3UNKNOWN
Ubuntu18.10noarchlibseccomp2< 2.4.1-0ubuntu0.18.10.3UNKNOWN
Rows per page:
1-10 of 281

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

9.5 High

AI Score

Confidence

High

7.5 High

CVSS2

Access Vector

NETWORK

Access 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

0.019 Low

EPSS

Percentile

88.5%