UBUNTU-CVE-2015-5366
Advisory lineage Upstream: 1 Downstream: 3
Upstream
Downstream
Published: 06 Jul 2015, 00:00
Last modified:12 May 2026, 13:26
Vulnerability Summary
Overall Risk (default)
minimal
0/100 CVSS Score
No data
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected
Timeline
06 Jul 2015, 00:00
Published
Vulnerability first disclosed
12 May 2026, 13:26
Last Modified
Vulnerability information updated
Description
The (1) udp_recvmsg and (2) udpv6_recvmsg functions in the Linux kernel before 4.0.6 provide inappropriate -EAGAIN return values, which allows remote attackers to cause a denial of service (EPOLLET epoll application read outage) via an incorrect checksum in a UDP packet, a different vulnerability than CVE-2015-5364.
Affected Systems
- ubuntu•linux
< 3.13.0-58.97
- ubuntu•linux-azure
all
- ubuntu•linux-azure-6.11
all
- ubuntu•linux-azure-fde
all
- ubuntu•linux-azure-fde-5.15
all
- ubuntu•linux-gcp
all
- ubuntu•linux-gcp-6.11
all
- ubuntu•linux-gke
all
- ubuntu•linux-gkeop
all
- ubuntu•linux-hwe
all
- ubuntu•linux-hwe-6.11
all
- ubuntu•linux-hwe-edge
all
- ubuntu•linux-intel-iot-realtime
all
- ubuntu•linux-lowlatency-hwe-6.11
all
- ubuntu•linux-lts-utopic
< 3.16.0-44.59~14.04.1
- ubuntu•linux-lts-vivid
< 3.19.0-23.24~14.04.1
- ubuntu•linux-raspi-realtime
all
- ubuntu•linux-raspi2
all
- ubuntu•linux-realtime
all | all
- ubuntu•linux-riscv
all | all | all
References (13)
- https://ubuntu.com/security/CVE-2015-5366
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=beb39db59d14990e401e235faf66a6b9b31240b0
- https://twitter.com/grsecurity/status/605854034260426753
- http://www.openwall.com/lists/oss-security/2015/06/30/13
- https://ubuntu.com/security/notices/USN-2680-1
- https://ubuntu.com/security/notices/USN-2681-1
- https://ubuntu.com/security/notices/USN-2682-1
- https://ubuntu.com/security/notices/USN-2683-1
- https://ubuntu.com/security/notices/USN-2684-1
- https://ubuntu.com/security/notices/USN-2713-1
- https://ubuntu.com/security/notices/USN-2714-1
- https://www.cve.org/CVERecord?id=CVE-2015-5366
- https://ubuntu.com/security/notices/USN-2685-1