CVE-2019-18805

CRITICAL

9.8

Description

An issue was discovered in net/ipv4/sysctl_net_ipv4.c in the Linux kernel before 5.0.11. There is a net/ipv4/tcp_input.c signed integer overflow in tcp_ack_update_rtt() when userspace writes a very large integer to /proc/sys/net/ipv4/tcp_min_rtt_wlen, leading to a denial of service or possibly unspecified other impact, aka CID-19fad20d15a6.

Details CVE

Score CVSS v3.19.8

SeveriteCRITICAL

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

Vecteur d'attaqueNETWORK

ComplexiteLOW

Privileges requisNONE

Interaction utilisateurNONE

Publie11/7/2019

Derniere modification11/21/2024

Sourcenvd

Observations honeypot0

Produits affectes

broadcom:fabric_operating_systemlinux:linux_kernelnetapp:active_iq_unified_managernetapp:aff_a400netapp:aff_a400_firmwarenetapp:aff_a700snetapp:aff_a700s_firmwarenetapp:data_availability_servicesnetapp:e-series_santricity_os_controllernetapp:fas8300netapp:fas8300_firmwarenetapp:fas8700netapp:fas8700_firmwarenetapp:h610snetapp:h610s_firmwarenetapp:hci_compute_nodenetapp:hci_management_nodenetapp:hci_storage_nodenetapp:solidfirenetapp:steelstore_cloud_integrated_storageopensuse:leapredhat:enterprise_linux

Faiblesses (CWE)

CWE-190

References

http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00035.html(cve@mitre.org)

http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00039.html(cve@mitre.org)

https://access.redhat.com/errata/RHSA-2020:0740(cve@mitre.org)

https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.11(cve@mitre.org)

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=19fad20d15a6494f47f85d869f00b11343ee5c78(cve@mitre.org)

https://security.netapp.com/advisory/ntap-20191205-0001/(cve@mitre.org)

http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00035.html(af854a3a-2127-422b-91ae-364da2661108)

http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00039.html(af854a3a-2127-422b-91ae-364da2661108)

https://access.redhat.com/errata/RHSA-2020:0740(af854a3a-2127-422b-91ae-364da2661108)

https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.11(af854a3a-2127-422b-91ae-364da2661108)

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=19fad20d15a6494f47f85d869f00b11343ee5c78(af854a3a-2127-422b-91ae-364da2661108)

https://security.netapp.com/advisory/ntap-20191205-0001/(af854a3a-2127-422b-91ae-364da2661108)

Correlations IOC

Aucune correlation enregistree

This product uses data from the NVD API but is not endorsed or certified by the NVD.