DescriptionThe smbhash function in fs/cifs/smbencrypt.c in the Linux kernel 4.9.x before 4.9.1 interacts incorrectly with the CONFIG_VMAP_STACK option, which allows local users to cause a denial of service (system crash or memory corruption) or possibly have unspecified other impact by leveraging use of more than one virtual page for a scatterlist.
Overall state of this security issue: Does not affect SUSE products
This issue is currently rated as having moderate severity.
|National Vulnerability Database|
Note from the SUSE Security TeamThis issue only affects Linux Kernel 4.9 or newer, no SUSE Linux Enterprise or openSUSE versions are affected. SUSE Bugzilla entry: 1021254 [RESOLVED / INVALID] No SUSE Security Announcements cross referenced.
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Please note that this evaluation state might be work in progress, incomplete or outdated.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||Not affected|
|SUSE Linux Enterprise Desktop 12 SP2||kernel-source||Not affected|
|SUSE Linux Enterprise Server 11 SP4||kernel-source||Not affected|
|SUSE Linux Enterprise Server 12 SP1||kernel-source||Not affected|
|SUSE Linux Enterprise Server 12 SP2||kernel-source||Not affected|