The (1) udp_recvmsg and (2) udpv6_recvmsg functions in the Linux kernel before 4.0.6 do not properly consider yielding a processor, which…

Description

The (1) udp_recvmsg and (2) udpv6_recvmsg functions in the Linux kernel before 4.0.6 do not properly consider yielding a processor, which allows remote attackers to cause a denial of service (system hang) via incorrect checksums within a UDP packet flood.

Scores

EPSS (exploitation in 30 days)

6.1% · top 6.6% of all CVEs (4 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.

Weakness

• n/a
• CWE-399 (opens in a new tab)All about CWE-399 and its CVEs

Affected products

• n/a

  • affected n/a

References (38)

• SUSE-SU-2015:1491 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• SUSE-SU-2015:1489 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=beb39db59d14990e401e235faf66a6b9b31240b0 (opens in a new tab)x_refsource_CONFIRMx_transferred
• USN-2713-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• SUSE-SU-2015:1488 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• USN-2680-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• USN-2682-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html (opens in a new tab)x_refsource_CONFIRMx_transferred
• SUSE-SU-2015:1611 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• RHSA-2015:1778 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• USN-2714-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.0.6 (opens in a new tab)x_refsource_CONFIRMx_transferred
• RHSA-2016:1096 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• https://twitter.com/grsecurity/status/605854034260426753 (opens in a new tab)x_refsource_MISCx_transferred
• SUSE-SU-2015:1324 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• DSA-3329 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
• [oss-security] 20150630 CVE Request: UDP checksum DoS (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• https://bugzilla.redhat.com/show_bug.cgi?id=1239029 (opens in a new tab)x_refsource_CONFIRMx_transferred
• RHSA-2015:1787 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html (opens in a new tab)x_refsource_CONFIRMx_transferred
• 1032794 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
• openSUSE-SU-2015:1382 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• USN-2684-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• DSA-3313 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
• http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10761 (opens in a new tab)x_refsource_CONFIRMx_transferred
• USN-2681-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• RHSA-2016:0045 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• SUSE-SU-2015:1478 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• USN-2683-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• SUSE-SU-2015:1490 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• 75510 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• RHSA-2016:1225 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• RHSA-2016:1100 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• RHSA-2015:1623 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• SUSE-SU-2015:1224 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• SUSE-SU-2015:1487 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• SUSE-SU-2015:1592 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• https://github.com/torvalds/linux/commit/beb39db59d14990e401e235faf66a6b9b31240b0 (opens in a new tab)x_refsource_CONFIRMx_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

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Record last updated 6 Aug 2024, 06:41 UTC.