CVE-2016-4805
HIGH
7.8
CVSS Score
Published: May 23, 2016 at 10:00 AM UTC
Updated: June 17, 2026 at 12:48 AM UTC
12 products affected across 5 vendorsLinux KernelUbuntu LinuxEnterprise Linux
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Severity
HIGH7.8
Exploit prediction
EPSS 0.5%
Description
Use-after-free vulnerability in drivers/net/ppp/ppp_generic.c in the Linux kernel before 4.5.2 allows local users to cause a denial of service (memory corruption and system crash, or spinlock) or possibly have unspecified other impact by removing a network namespace, related to the ppp_register_net_channel and ppp_unregister_channel functions.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Ubuntu Linux· Canonicalrubygems
95%2.6.30 ≤ v < 3.2.803.11 ≤ v < 3.12.593.13 ≤ v < 3.14.673.15 ≤ v < 3.16.353.17 ≤ v < 3.18.373.19 ≤ v < 4.1.283.3 ≤ v < 3.10.1024.2 ≤ v < 4.4.84.5 ≤ v < 4.5.2
Affected range stops below 3.10.102, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.12.59, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.14.67, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.16.35, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.18.37, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.2.80, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.1.28, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.4.8, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.5.2, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=1f461dcdd296eecedaffffc6bae2bfa90bd7eb89
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00044.html
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.html
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html
References (19)
x_refsource_CONFIRMPatchVendor Advisory
Source: [email protected]
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=1f461dcdd296eecedaffffc6bae2bfa90bd7eb89Vendor Advisoryx_refsource_SUSEMailing ListThird Party Advisory
Source: [email protected]
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00044.htmlVendor Advisoryx_refsource_SUSEMailing ListRelease NotesThird Party Advisory
Source: [email protected]
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.htmlVendor Advisoryx_refsource_SUSEMailing ListRelease NotesThird Party Advisory
Source: [email protected]
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.htmlVendor Advisoryx_refsource_SUSEMailing ListRelease NotesThird Party Advisory
Source: [email protected]
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.htmlVendor Advisoryx_refsource_SUSEMailing ListThird Party Advisory
Source: [email protected]
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.htmlVendor Advisoryx_refsource_SUSEMailing ListThird Party Advisory
Source: [email protected]
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00044.htmlVendor Advisoryx_refsource_SUSEMailing ListThird Party Advisory
Source: [email protected]
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00055.htmlCVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-416
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