Descriptionudp.c in the Linux kernel before 4.5 allows remote attackers to execute arbitrary code via UDP traffic that triggers an unsafe second checksum calculation during execution of a recv system call with the MSG_PEEK flag.
Overall state of this security issue: Resolved
This issue is currently rated as having important severity.
|National Vulnerability Database||SUSE|
Note from the SUSE Security TeamThis issue was fixed in the Linux Kernel 4.4.21 stable release, and so was fixed before SUSE Linux Enterprise 12 SP2 shipment. This issue was fixed in Linux Kernel 3.12.53 for SUSE Linux Enterprise 12 and 12 SP1. The problem does not affect Linux Kernel 3.0 and older, so SUSE Linux Enterprise 11 and older products are not affected. SUSE Bugzilla entry: 1032268 [RESOLVED / FIXED] SUSE Security Advisories:
- SUSE-SU-2017:2920-1, published Thu, 2 Nov 2017 18:12:40 +0100 (CET)
List of released packages
|Product(s)||Fixed package version(s)||References|
|SUSE Linux Enterprise Module for Public Cloud 12|| ||Patchnames:
|SUSE Linux Enterprise Server 12-LTSS|| ||Patchnames:
|SUSE Linux Enterprise Server for SAP Applications 12-LTSS|| ||Patchnames:
Status of this issue by product and package
Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification.
|SUSE Linux Enterprise Desktop 12 SP1||kernel-source||Already fixed|
|SUSE Linux Enterprise Desktop 12 SP2||kernel-source||Already fixed|
|SUSE Linux Enterprise Server 11 SP3 LTSS||kernel-source||Not affected|
|SUSE Linux Enterprise Server 11 SP4||kernel-source||Not affected|
|SUSE Linux Enterprise Server 12 GA LTSS||kernel-source||Released|
|SUSE Linux Enterprise Server 12 SP1||kernel-source||Already fixed|
|SUSE Linux Enterprise Server 12 SP2||kernel-source||Already fixed|