CVE-2019-11683
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…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (7.07%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 7.07% probability · 94th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Affected
- linux/linux kernel · canonical/ubuntu linux
- Source
- cve@mitre.org
References
- http://www.openwall.com/lists/oss-security/2019/05/02/1Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2019/05/05/4Mailing List, Third Party Advisory
- http://www.securityfocus.com/bid/108142Third Party Advisory, VDB Entry
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.13Vendor Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/davem/net.git/commit/?id=4dd2b82d5adfbe0b1587ccad7a8f76d826120f37Issue Tracking, Patch, Vendor Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z7CYLTCIRTKUB4R2TLLUYPZLDQL44OBG/
- https://security.netapp.com/advisory/ntap-20190517-0002/Third Party Advisory
- https://support.f5.com/csp/article/K69550896Third Party Advisory
- https://usn.ubuntu.com/3979-1/Third Party Advisory
- https://www.spinics.net/lists/netdev/msg568315.htmlIssue Tracking, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2019/05/02/1Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2019/05/05/4Mailing List, Third Party Advisory
- http://www.securityfocus.com/bid/108142Third Party Advisory, VDB Entry
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.13Vendor Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/davem/net.git/commit/?id=4dd2b82d5adfbe0b1587ccad7a8f76d826120f37Issue Tracking, Patch, Vendor Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z7CYLTCIRTKUB4R2TLLUYPZLDQL44OBG/
- https://security.netapp.com/advisory/ntap-20190517-0002/Third Party Advisory
- https://support.f5.com/csp/article/K69550896Third Party Advisory
- https://usn.ubuntu.com/3979-1/Third Party Advisory
- https://www.spinics.net/lists/netdev/msg568315.htmlIssue Tracking, Patch, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.