Ubuntu.comUB:CVE-2015-7799CVE-2015-7799
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:N/I:N/A:C
EPSS
Percentile
10.1%
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.
Bugs
Notes
| Author | Note |
|---|---|
| tyhicks | /dev/ppp is only writable by root in Ubuntu |
| jdstrand | android kernels (flo, goldfish, grouper, maguro, mako and manta) are not supported on the Ubuntu Touch 14.10 and earlier preview kernels linux-lts-saucy no longer receives official support linux-lts-quantal no longer receives official support |
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| ubuntu | 12.04 | noarch | linux | < 3.2.0-98.138 | UNKNOWN |
| ubuntu | 14.04 | noarch | linux | < 3.13.0-73.116 | UNKNOWN |
| ubuntu | 15.04 | noarch | linux | < 3.19.0-41.46 | UNKNOWN |
| ubuntu | 15.10 | noarch | linux | < 4.2.0-21.25 | UNKNOWN |
| ubuntu | 12.04 | noarch | linux-armadaxp | < 3.2.0-1661.85 | UNKNOWN |
| ubuntu | 12.04 | noarch | linux-lts-trusty | < 3.13.0-73.116~precise1 | UNKNOWN |
| ubuntu | 14.04 | noarch | linux-lts-utopic | < 3.16.0-56.75~14.04.1 | UNKNOWN |
| ubuntu | 14.04 | noarch | linux-lts-vivid | < 3.19.0-41.46~14.04.2 | UNKNOWN |
| ubuntu | 14.04 | noarch | linux-lts-wily | < 4.2.0-21.25~14.04.1 | UNKNOWN |
| ubuntu | 15.10 | noarch | linux-raspi2 | < 4.2.0-1016.23 | UNKNOWN |
References
www.openwall.com/lists/oss-security/2015/10/09/1
code.google.com/p/android/issues/detail?id=187973
launchpad.net/bugs/cve/CVE-2015-7799
nvd.nist.gov/vuln/detail/CVE-2015-7799
security-tracker.debian.org/tracker/CVE-2015-7799
ubuntu.com/security/notices/USN-2841-1
ubuntu.com/security/notices/USN-2841-2
ubuntu.com/security/notices/USN-2842-1
ubuntu.com/security/notices/USN-2842-2
ubuntu.com/security/notices/USN-2843-1
ubuntu.com/security/notices/USN-2843-2
ubuntu.com/security/notices/USN-2843-3
ubuntu.com/security/notices/USN-2844-1
ubuntu.com/security/notices/USN-2886-1
ubuntu.com/security/notices/USN-2886-2
www.cve.org/CVERecord?id=CVE-2015-7799
Related
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:N/I:N/A:C
EPSS
Percentile
10.1%