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Vulnerability record · CVE-2019-11683 · published 2 May 2019

CVE-2019-11683: Linux kernel out-of-bounds write vulnerability

Linux · Linux Kernel

udp_gro_receive_segment in net/ipv4/udp_offload.c in the Linux kernel 5.x before 5.0.13 allows remote attackers to cause a denial of service (slab-out-of-bounds memory corruption) or possibly have unspecified other impact via UDP packets with a 0 payload, because of mishandling of padded packets, aka the "GRO packet of death" issue.

9.8 CVSS 3.1 Critical EPSS 7.6% · top 5.7% CWE-787 · Out-of-bounds write
9.8CVSS 3.1 base score, v2 10.0
7.6%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
20References
17 Jun 2026Last modified by NVD

Description

udp_gro_receive_segment in net/ipv4/udp_offload.c in the Linux kernel 5.x before 5.0.13 allows remote attackers to cause a denial of service (slab-out-of-bounds memory corruption) or possibly have unspecified other impact via UDP packets with a 0 payload, because of mishandling of padded packets, aka the "GRO packet of death" issue.

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

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.openwall.com/lists/oss-security/2019/05/02/1 Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2019/05/05/4 Mailing ListThird Party Advisory
http://www.securityfocus.com/bid/108142 Third Party AdvisoryVDB Entry
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.13 Vendor Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/davem/net.git/commit/?id=4dd2b82d5adfbe0b1587ccad7a8f76d826120f37 Issue TrackingPatchVendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z7CYLTCIRTKUB4R2TLLUYPZ
https://security.netapp.com/advisory/ntap-20190517-0002/ Third Party Advisory
https://support.f5.com/csp/article/K69550896 Third Party Advisory
https://usn.ubuntu.com/3979-1/ Third Party Advisory
https://www.spinics.net/lists/netdev/msg568315.html Issue TrackingPatchThird Party Advisory
http://www.openwall.com/lists/oss-security/2019/05/02/1 Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2019/05/05/4 Mailing ListThird Party Advisory
http://www.securityfocus.com/bid/108142 Third Party AdvisoryVDB Entry
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.13 Vendor Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/davem/net.git/commit/?id=4dd2b82d5adfbe0b1587ccad7a8f76d826120f37 Issue TrackingPatchVendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z7CYLTCIRTKUB4R2TLLUYPZ
https://security.netapp.com/advisory/ntap-20190517-0002/ Third Party Advisory
https://support.f5.com/csp/article/K69550896 Third Party Advisory
https://usn.ubuntu.com/3979-1/ Third Party Advisory
https://www.spinics.net/lists/netdev/msg568315.html Issue TrackingPatchThird Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2019-11683), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.