CVE-2018-20961

Priority
Description
In the Linux kernel before 4.16.4, a double free vulnerability in the
f_midi_set_alt function of drivers/usb/gadget/function/f_midi.c in the
f_midi driver may allow attackers to cause a denial of service or possibly
have unspecified other impact.
Ubuntu-Description
It was discovered that the USB gadget Midi driver in the Linux kernel
contained a double-free vulnerability when handling certain error
conditions. A local attacker could use this to cause a denial of service
(system crash).
Notes
Package
Source: linux (LP Ubuntu Debian)
Upstream:released (4.17~rc1)
Ubuntu 18.04 LTS:released (4.15.0-24.26)
Ubuntu 16.04 ESM:released (4.4.0-165.193)
Ubuntu 14.04 ESM:ignored (was needs-triage ESM criteria)
Patches:
Introduced by
ad0d1a058eac46503edbc510d1ce44c5df8e0c91
Fixed by
7fafcfdf6377b18b2a726ea554d6e593ba44349f
Package
Upstream:not-affected (CONFIG_USB_F_MIDI is not enabled)
Ubuntu 18.04 LTS:not-affected (CONFIG_USB_F_MIDI is not enabled)
Ubuntu 16.04 ESM:not-affected (CONFIG_USB_F_MIDI is not enabled)
Ubuntu 14.04 ESM:ignored (was needs-triage ESM criteria)
Patches:
Package
Upstream:not-affected (CONFIG_USB_F_MIDI is not enabled)
Ubuntu 18.04 LTS:DNE
Ubuntu 16.04 ESM:not-affected (CONFIG_USB_F_MIDI is not enabled)
Ubuntu 14.04 ESM:DNE
Patches:
Package
Upstream:not-affected (CONFIG_USB_F_MIDI is not enabled)
Ubuntu 18.04 LTS:not-affected (CONFIG_USB_F_MIDI is not enabled)
Ubuntu 16.04 ESM:not-affected (CONFIG_USB_F_MIDI is not enabled)
Ubuntu 14.04 ESM:ignored (was needs-triage ESM criteria)
Patches:
Package
Upstream:needs-triage
Ubuntu 18.04 LTS:not-affected (CONFIG_USB_F_MIDI is not enabled)
Ubuntu 14.04 ESM:DNE
Patches:
Package
Upstream:released (4.17~rc1)
Ubuntu 18.04 LTS:released (4.15.0-1010.10)
Ubuntu 16.04 ESM:released (4.15.0-1014.14~16.04.1)
Ubuntu 14.04 ESM:DNE
Patches:
Package
Upstream:released (4.17~rc1)
Ubuntu 18.04 LTS:released (4.15.0-1010.10)
Ubuntu 14.04 ESM:DNE
Patches:
Package
Upstream:released (4.17~rc1)
Ubuntu 18.04 LTS:not-affected (4.15.0-1030.32)
Ubuntu 14.04 ESM:DNE
Patches:
Package
Upstream:released (4.17~rc1)
Ubuntu 18.04 LTS:not-affected (5.0.0-1011.11~18.04.1)
Ubuntu 14.04 ESM:DNE
Patches:
Package
Upstream:released (4.17~rc1)
Ubuntu 18.04 LTS:not-affected (4.18.0-13.14~18.04.1)
Ubuntu 16.04 ESM:released (4.15.0-24.26~16.04.1)
Ubuntu 14.04 ESM:DNE
Patches:
Package
Upstream:released (4.17~rc1)
Ubuntu 18.04 LTS:not-affected (5.0.0-15.16~18.04.1)
Ubuntu 16.04 ESM:released (4.15.0-24.26~16.04.1)
Ubuntu 14.04 ESM:DNE
Patches:
Package
Upstream:not-affected (CONFIG_USB_F_MIDI is not enabled)
Ubuntu 18.04 LTS:not-affected (CONFIG_USB_F_MIDI is not enabled)
Ubuntu 16.04 ESM:not-affected (CONFIG_USB_F_MIDI is not enabled)
Ubuntu 14.04 ESM:DNE
Patches:
Package
Upstream:released (4.17~rc1)
Ubuntu 18.04 LTS:DNE
Ubuntu 14.04 ESM:DNE
Patches:
Package
Upstream:released (4.17~rc1)
Ubuntu 18.04 LTS:DNE
Ubuntu 14.04 ESM:ignored (was needs-triage ESM criteria)
Patches:
Package
Upstream:released (4.17~rc1)
Ubuntu 18.04 LTS:released (4.15.0-1009.12)
Ubuntu 14.04 ESM:DNE
Patches:
Package
Upstream:released (4.17~rc1)
Ubuntu 18.04 LTS:not-affected (4.15.0-1007.9)
Ubuntu 16.04 ESM:not-affected (4.15.0-1007.9~16.04.1)
Ubuntu 14.04 ESM:DNE
Patches:
Package
Upstream:released (4.17~rc1)
Ubuntu 18.04 LTS:released (4.15.0-1013.14)
Ubuntu 14.04 ESM:DNE
Patches:
Package
Upstream:released (4.17~rc1)
Ubuntu 18.04 LTS:released (4.15.0-1053.57)
Ubuntu 14.04 ESM:DNE
Patches:
More Information

Updated: 2022-04-13 13:32:08 UTC (commit f411bd370d482ef4385c4e751d121a4055fbc009)