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The slhc_init function in drivers/net/slip/slhc.c in the Linux kernel through 4.2.3 does not ensure that certain slot numbers are valid, which allows local users to cause a denial of service (NULL pointer dereference and system crash) via a crafted PPPIOCSMAXCID ioctl call.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade linux | Dec 18, 2015 | Oct 19, 2015 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Oct 8, 2015 |
| Suse | — | Upgrade kernel-obs-buildUpgrade kernel-ec2Upgrade kernel-ec2-extraUpgrade kernel-ec2-develUpgrade kernel-docsUpgrade kernel-default | Dec 18, 2015 | Oct 19, 2015 |
| Ubuntu | — | Upgrade linux-image-3.13.0-73-generic-lpaeUpgrade linux-image-3.19.0-41-genericUpgrade linux-image-3.13.0-73-powerpc-e500Upgrade linux-image-3.19.0-41-generic-lpaeUpgrade linux-image-3.13.0-73-genericUpgrade linux-image-4.2.0-21-genericUpgrade linux-image-3.16.0-56-powerpc-e500mcUpgrade linux-image-3.13.0-73-lowlatencyUpgrade linux-image-3.13.0-73-powerpc64-embUpgrade linux-image-3.16.0-56-lowlatencyUpgrade linux-image-3.2.0-1476-omap4Upgrade linux-image-3.19.0-41-powerpc-smpUpgrade linux-image-3.2.0-98-omapUpgrade linux-image-4.2.0-21-generic-lpaeUpgrade linux-image-4.2.0-21-powerpc64-embUpgrade linux-image-3.19.0-41-lowlatencyUpgrade linux-image-4.2.0-21-powerpc-smpUpgrade linux-image-3.2.0-98-powerpc64-smpUpgrade linux-image-3.19.0-41-powerpc-e500mcUpgrade linux-image-3.13.0-73-powerpc-e500mcUpgrade linux-image-3.13.0-73-powerpc64-smpUpgrade linux-image-3.2.0-98-highbankUpgrade linux-image-3.2.0-98-virtualUpgrade linux-image-3.16.0-56-powerpc64-embUpgrade linux-image-4.2.0-21-powerpc-e500mcUpgrade linux-image-3.2.0-98-genericUpgrade linux-image-4.2.0-21-lowlatencyUpgrade linux-image-3.16.0-56-generic-lpaeUpgrade linux-image-4.2.0-21-powerpc64-smpUpgrade linux-image-3.16.0-56-powerpc64-smpUpgrade linux-image-4.2.0-1016-raspi2Upgrade linux-image-3.19.0-41-powerpc64-smpUpgrade linux-image-3.16.0-56-genericUpgrade linux-image-3.16.0-56-powerpc-smpUpgrade linux-image-3.19.0-41-powerpc64-embUpgrade linux-image-3.2.0-98-generic-paeUpgrade linux-image-3.13.0-73-powerpc-smpUpgrade linux-image-3.2.0-98-powerpc-smp | Dec 18, 2015 | Oct 19, 2015 |
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