CVE-2019-8956

HIGH

7.8

Description

In the Linux Kernel before versions 4.20.8 and 4.19.21 a use-after-free error in the "sctp_sendmsg()" function (net/sctp/socket.c) when handling SCTP_SENDALL flag can be exploited to corrupt memory.

CVE Details

CVSS v3.1 Score7.8

SeverityHIGH

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

Attack VectorLOCAL

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published4/1/2019

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

canonical:ubuntu_linuxlinux:linux_kernel

Weaknesses (CWE)

CWE-416CWE-787

References

https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.21(PSIRT-CNA@flexerasoftware.com)

https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.20.8(PSIRT-CNA@flexerasoftware.com)

https://git.kernel.org/cgit/linux/kernel/git/stable/linux-stable.git/commit/?id=ba59fb0273076637f0add4311faa990a5eec27c0(PSIRT-CNA@flexerasoftware.com)

https://secuniaresearch.flexerasoftware.com/secunia_research/2019-5/(PSIRT-CNA@flexerasoftware.com)

https://support.f5.com/csp/article/K12671141(PSIRT-CNA@flexerasoftware.com)

https://usn.ubuntu.com/3930-1/(PSIRT-CNA@flexerasoftware.com)

https://usn.ubuntu.com/3930-2/(PSIRT-CNA@flexerasoftware.com)

https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.21(af854a3a-2127-422b-91ae-364da2661108)

https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.20.8(af854a3a-2127-422b-91ae-364da2661108)

https://git.kernel.org/cgit/linux/kernel/git/stable/linux-stable.git/commit/?id=ba59fb0273076637f0add4311faa990a5eec27c0(af854a3a-2127-422b-91ae-364da2661108)

https://secuniaresearch.flexerasoftware.com/secunia_research/2019-5/(af854a3a-2127-422b-91ae-364da2661108)

https://support.f5.com/csp/article/K12671141(af854a3a-2127-422b-91ae-364da2661108)

https://usn.ubuntu.com/3930-1/(af854a3a-2127-422b-91ae-364da2661108)

https://usn.ubuntu.com/3930-2/(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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