CVE-2015-4170

Race condition in the ldsem_cmpxchg function in drivers/tty/tty_ldsem.c in the Linux kernel before 3.13-rc4-next-20131218 allows local users to cause a denial of service (ldsem_down_read and ldsem_down_write deadlock) by establishing a new tty thread during shutdown of a previous tty thread.
Race Condition
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
4.7 MEDIUM
LOCAL
HIGH
NONE
CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H
mitreCNA
---
---
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 20%
VendorProductVersion
linuxlinux_kernel
𝑥
≤ 3.13.3
redhatenterprise_linux_compute_node_eus
7.1
redhatenterprise_linux_for_ibm_z_systems_eus
7.1_s390x:_s390x
redhatenterprise_linux_for_power_big_endian_eus
7.1_ppc64:_ppc64
redhatenterprise_linux_for_power_little_endian_eus
7.1_ppc64le:_ppc64le
redhatenterprise_linux_server_eus
7.1
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
linux
bullseye
5.10.223-1
fixed
wheezy
not-affected
bullseye (security)
5.10.226-1
fixed
bookworm
6.1.106-3
fixed
bookworm (security)
6.1.112-1
fixed
trixie
6.11.5-1
fixed
sid
6.11.6-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
linux
yakkety
not-affected
xenial
not-affected
wily
not-affected
vivid
not-affected
utopic
not-affected
trusty
not-affected
precise
not-affected
linux-2.6
yakkety
dne
xenial
dne
wily
dne
vivid
dne
utopic
dne
trusty
dne
precise
dne
linux-armadaxp
yakkety
dne
xenial
dne
wily
dne
vivid
dne
utopic
dne
trusty
dne
precise
not-affected
linux-aws
yakkety
dne
xenial
not-affected
trusty
not-affected
precise
dne
linux-ec2
yakkety
dne
xenial
dne
wily
dne
vivid
dne
utopic
dne
trusty
dne
precise
dne
linux-flo
yakkety
not-affected
xenial
not-affected
wily
not-affected
vivid
not-affected
utopic
not-affected
trusty
dne
precise
dne
linux-fsl-imx51
yakkety
dne
xenial
dne
wily
dne
vivid
dne
utopic
dne
trusty
dne
precise
dne
linux-gke
yakkety
dne
xenial
not-affected
trusty
dne
precise
dne
linux-goldfish
yakkety
not-affected
xenial
not-affected
wily
not-affected
vivid
not-affected
utopic
not-affected
trusty
dne
precise
dne
linux-grouper
yakkety
dne
xenial
dne
wily
dne
vivid
dne
utopic
ignored
trusty
dne
precise
dne
linux-hwe
yakkety
dne
xenial
not-affected
trusty
dne
precise
dne
linux-hwe-edge
yakkety
dne
xenial
not-affected
trusty
dne
precise
dne
linux-linaro-omap
yakkety
dne
xenial
dne
wily
dne
vivid
dne
utopic
dne
trusty
dne
precise
ignored
linux-linaro-shared
yakkety
dne
xenial
dne
wily
dne
vivid
dne
utopic
dne
trusty
dne
precise
ignored
linux-linaro-vexpress
yakkety
dne
xenial
dne
wily
dne
vivid
dne
utopic
dne
trusty
dne
precise
ignored
linux-lts-quantal
yakkety
dne
xenial
dne
wily
dne
vivid
dne
utopic
dne
trusty
dne
precise
not-affected
linux-lts-raring
yakkety
dne
xenial
dne
wily
dne
vivid
dne
utopic
dne
trusty
dne
precise
ignored
linux-lts-saucy
yakkety
dne
xenial
dne
wily
dne
vivid
dne
utopic
dne
trusty
dne
precise
ignored
linux-lts-trusty
yakkety
dne
xenial
dne
wily
dne
vivid
dne
utopic
dne
trusty
dne
precise
not-affected
linux-lts-utopic
yakkety
dne
xenial
dne
wily
dne
vivid
dne
utopic
dne
trusty
dne
precise
dne
linux-lts-vivid
yakkety
dne
xenial
dne
wily
dne
vivid
dne
utopic
dne
trusty
dne
precise
dne
linux-lts-wily
yakkety
dne
xenial
dne
wily
dne
vivid
dne
trusty
dne
precise
dne
linux-lts-xenial
yakkety
dne
xenial
dne
wily
dne
vivid
dne
trusty
not-affected
precise
dne
linux-maguro
yakkety
dne
xenial
dne
wily
dne
vivid
dne
utopic
dne
trusty
dne
precise
dne
linux-mako
yakkety
not-affected
xenial
not-affected
wily
not-affected
vivid
not-affected
utopic
not-affected
trusty
dne
precise
dne
linux-manta
yakkety
dne
xenial
dne
wily
not-affected
vivid
not-affected
utopic
not-affected
trusty
dne
precise
dne
linux-mvl-dove
yakkety
dne
xenial
dne
wily
dne
vivid
dne
utopic
dne
trusty
dne
precise
dne
linux-qcm-msm
yakkety
dne
xenial
dne
wily
dne
vivid
dne
utopic
dne
trusty
dne
precise
ignored
linux-raspi2
yakkety
not-affected
xenial
not-affected
wily
not-affected
vivid
dne
trusty
dne
precise
dne
linux-snapdragon
yakkety
not-affected
xenial
not-affected
wily
dne
trusty
dne
precise
dne
linux-ti-omap4
yakkety
dne
xenial
dne
wily
dne
vivid
dne
utopic
dne
trusty
dne
precise
not-affected
Common Weakness Enumeration
References
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cf872776fc84128bb779ce2b83a37c884c3203ae
http://www.openwall.com/lists/oss-security/2015/05/26/1
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
http://www.securityfocus.com/bid/74820
https://access.redhat.com/errata/RHSA-2016:1395
https://bugzilla.redhat.com/show_bug.cgi?id=1218879
https://github.com/torvalds/linux/commit/cf872776fc84128bb779ce2b83a37c884c3203ae
https://www.kernel.org/pub/linux/kernel/next/patch-v3.13-rc4-next-20131218.xz
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cf872776fc84128bb779ce2b83a37c884c3203ae
http://www.openwall.com/lists/oss-security/2015/05/26/1
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
http://www.securityfocus.com/bid/74820
https://access.redhat.com/errata/RHSA-2016:1395
https://bugzilla.redhat.com/show_bug.cgi?id=1218879
https://github.com/torvalds/linux/commit/cf872776fc84128bb779ce2b83a37c884c3203ae
https://www.kernel.org/pub/linux/kernel/next/patch-v3.13-rc4-next-20131218.xz