Candidate: CVE-2019-11811
PublicDate: 2019-05-07 14:29:00 UTC
References:
 https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-11811
 https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.4
 https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=401e7e88d4ef80188ffa07095ac00456f901b8c4
Description:
 An issue was discovered in the Linux kernel before 5.0.4. There is a
 use-after-free upon attempted read access to /proc/ioports after the
 ipmi_si module is removed, related to drivers/char/ipmi/ipmi_si_intf.c,
 drivers/char/ipmi/ipmi_si_mem_io.c, and
 drivers/char/ipmi/ipmi_si_port_io.c.
Ubuntu-Description:
Notes:
 tyhicks> This issue requires an administrator or a privileged attacker to
  unload the impmi_si module before it can be triggered.
Bugs:
Priority: low
Discovered-by: NuoHan Qiao
Assigned-to:
CVSS:
 nvd: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H [7.0 HIGH]
 nvd: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H [9.8 CRITICAL]

Patches_linux:
 break-fix: 93c303d2045b30572d8d5e74d3ad80692acfebbe 401e7e88d4ef80188ffa07095ac00456f901b8c4
upstream_linux: released (5.1~rc1)
precise/esm_linux: ignored (was needs-triage ESM criteria)
trusty/esm_linux: ignored (was needs-triage ESM criteria)
xenial_linux: not-affected (4.2.0-16.19)
esm-infra/xenial_linux: not-affected (4.2.0-16.19)
bionic_linux: not-affected (4.13.0-16.19)
cosmic_linux: ignored (reached end-of-life)
disco_linux: not-affected (5.0.0-11.12)
devel_linux: not-affected (5.0.0-13.14)

Patches_linux-lts-trusty:
upstream_linux-lts-trusty: released (5.1~rc1)
precise/esm_linux-lts-trusty: ignored (was needs-triage ESM criteria)
trusty/esm_linux-lts-trusty: DNE
xenial_linux-lts-trusty: DNE
bionic_linux-lts-trusty: DNE
cosmic_linux-lts-trusty: DNE
disco_linux-lts-trusty: DNE
devel_linux-lts-trusty: DNE

Patches_linux-goldfish:
upstream_linux-goldfish: released (5.1~rc1)
precise/esm_linux-goldfish: DNE
trusty/esm_linux-goldfish: DNE
xenial_linux-goldfish: ignored (end-of-life)
bionic_linux-goldfish: DNE
cosmic_linux-goldfish: DNE
disco_linux-goldfish: DNE
devel_linux-goldfish: DNE

Patches_linux-grouper:
upstream_linux-grouper: released (5.1~rc1)
precise/esm_linux-grouper: DNE
trusty/esm_linux-grouper: DNE
xenial_linux-grouper: DNE
bionic_linux-grouper: DNE
cosmic_linux-grouper: DNE
disco_linux-grouper: DNE
devel_linux-grouper: DNE

Patches_linux-maguro:
upstream_linux-maguro: released (5.1~rc1)
precise/esm_linux-maguro: DNE
trusty/esm_linux-maguro: DNE
xenial_linux-maguro: DNE
bionic_linux-maguro: DNE
cosmic_linux-maguro: DNE
disco_linux-maguro: DNE
devel_linux-maguro: DNE

Patches_linux-mako:
upstream_linux-mako: released (5.1~rc1)
precise/esm_linux-mako: DNE
trusty/esm_linux-mako: DNE
xenial_linux-mako: ignored (abandoned)
bionic_linux-mako: DNE
cosmic_linux-mako: DNE
disco_linux-mako: DNE
devel_linux-mako: DNE

Patches_linux-manta:
upstream_linux-manta: released (5.1~rc1)
precise/esm_linux-manta: DNE
trusty/esm_linux-manta: DNE
xenial_linux-manta: DNE
bionic_linux-manta: DNE
cosmic_linux-manta: DNE
disco_linux-manta: DNE
devel_linux-manta: DNE

Patches_linux-flo:
upstream_linux-flo: released (5.1~rc1)
precise/esm_linux-flo: DNE
trusty/esm_linux-flo: DNE
xenial_linux-flo: ignored (abandoned)
bionic_linux-flo: DNE
cosmic_linux-flo: DNE
disco_linux-flo: DNE
devel_linux-flo: DNE

Patches_linux-raspi2:
upstream_linux-raspi2: released (5.1~rc1)
precise/esm_linux-raspi2: DNE
trusty/esm_linux-raspi2: DNE
xenial_linux-raspi2: not-affected (4.2.0-1013.19)
bionic_linux-raspi2: not-affected (4.13.0-1005.5)
cosmic_linux-raspi2: ignored (reached end-of-life)
disco_linux-raspi2: not-affected (5.0.0-1005.5)
devel_linux-raspi2: not-affected (5.0.0-1006.6)

Patches_linux-lts-utopic:
upstream_linux-lts-utopic: released (5.1~rc1)
precise/esm_linux-lts-utopic: DNE
trusty/esm_linux-lts-utopic: DNE
xenial_linux-lts-utopic: DNE
bionic_linux-lts-utopic: DNE
cosmic_linux-lts-utopic: DNE
disco_linux-lts-utopic: DNE
devel_linux-lts-utopic: DNE

Patches_linux-lts-vivid:
upstream_linux-lts-vivid: released (5.1~rc1)
precise/esm_linux-lts-vivid: DNE
trusty/esm_linux-lts-vivid: DNE
xenial_linux-lts-vivid: DNE
bionic_linux-lts-vivid: DNE
cosmic_linux-lts-vivid: DNE
disco_linux-lts-vivid: DNE
devel_linux-lts-vivid: DNE

Patches_linux-lts-wily:
upstream_linux-lts-wily: released (5.1~rc1)
precise/esm_linux-lts-wily: DNE
trusty/esm_linux-lts-wily: DNE
xenial_linux-lts-wily: DNE
bionic_linux-lts-wily: DNE
cosmic_linux-lts-wily: DNE
disco_linux-lts-wily: DNE
devel_linux-lts-wily: DNE

Patches_linux-lts-xenial:
upstream_linux-lts-xenial: released (5.1~rc1)
precise/esm_linux-lts-xenial: DNE
trusty/esm_linux-lts-xenial: ignored (was needs-triage ESM criteria)
xenial_linux-lts-xenial: DNE
bionic_linux-lts-xenial: DNE
cosmic_linux-lts-xenial: DNE
disco_linux-lts-xenial: DNE
devel_linux-lts-xenial: DNE

Patches_linux-snapdragon:
upstream_linux-snapdragon: released (5.1~rc1)
precise/esm_linux-snapdragon: DNE
trusty/esm_linux-snapdragon: DNE
xenial_linux-snapdragon: not-affected (4.4.0-1012.12)
bionic_linux-snapdragon: not-affected (4.4.0-1077.82)
cosmic_linux-snapdragon: DNE
disco_linux-snapdragon: not-affected (5.0.0-1010.10)
devel_linux-snapdragon: not-affected (5.0.0-1010.10)

Patches_linux-aws:
upstream_linux-aws: released (5.1~rc1)
precise/esm_linux-aws: DNE
trusty/esm_linux-aws: not-affected (4.4.0-1002.2)
xenial_linux-aws: not-affected (4.4.0-1001.10)
esm-infra/xenial_linux-aws: not-affected (4.4.0-1001.10)
bionic_linux-aws: not-affected (4.15.0-1001.1)
cosmic_linux-aws: ignored (reached end-of-life)
disco_linux-aws: not-affected (5.0.0-1002.2)
devel_linux-aws: not-affected (5.0.0-1004.4)

Patches_linux-hwe:
upstream_linux-hwe: released (5.1~rc1)
precise/esm_linux-hwe: DNE
trusty/esm_linux-hwe: DNE
xenial_linux-hwe: not-affected (4.8.0-36.36~16.04.1)
esm-infra/xenial_linux-hwe: not-affected (4.8.0-36.36~16.04.1)
bionic_linux-hwe: released (5.0.0-23.24~18.04.1)
cosmic_linux-hwe: DNE
disco_linux-hwe: DNE
devel_linux-hwe: DNE

Patches_linux-hwe-edge:
upstream_linux-hwe-edge: released (5.1~rc1)
precise/esm_linux-hwe-edge: DNE
trusty/esm_linux-hwe-edge: DNE
xenial_linux-hwe-edge: not-affected (4.8.0-36.36~16.04.1)
esm-infra/xenial_linux-hwe-edge: not-affected (4.8.0-36.36~16.04.1)
bionic_linux-hwe-edge: not-affected (5.0.0-15.16~18.04.1)
cosmic_linux-hwe-edge: DNE
disco_linux-hwe-edge: DNE
devel_linux-hwe-edge: DNE

Patches_linux-gke:
upstream_linux-gke: released (5.1~rc1)
precise/esm_linux-gke: DNE
trusty/esm_linux-gke: DNE
xenial_linux-gke: ignored (end-of-life)
bionic_linux-gke: DNE
cosmic_linux-gke: DNE
disco_linux-gke: DNE
devel_linux-gke: DNE

Patches_linux-gke-4.15:
upstream_linux-gke-4.15: released (5.1~rc1)
precise/esm_linux-gke-4.15: DNE
trusty/esm_linux-gke-4.15: DNE
xenial_linux-gke-4.15: DNE
bionic_linux-gke-4.15: not-affected (4.15.0-1030.32)
disco_linux-gke-4.15: DNE
devel_linux-gke-4.15: DNE

Patches_linux-gke-5.0:
upstream_linux-gke-5.0: released (5.1~rc1)
precise/esm_linux-gke-5.0: DNE
trusty/esm_linux-gke-5.0: DNE
xenial_linux-gke-5.0: DNE
bionic_linux-gke-5.0: not-affected (5.0.0-1011.11~18.04.1)
disco_linux-gke-5.0: DNE
devel_linux-gke-5.0: DNE

Patches_linux-azure:
upstream_linux-azure: released (5.1~rc1)
precise/esm_linux-azure: DNE
trusty/esm_linux-azure: ignored (was needs-triage ESM criteria)
xenial_linux-azure: not-affected (4.11.0-1009.9)
esm-infra/xenial_linux-azure: not-affected (4.11.0-1009.9)
bionic_linux-azure: not-affected (5.0.0-1014.14~18.04.1)
cosmic_linux-azure: ignored (reached end-of-life)
disco_linux-azure: not-affected (5.0.0-1002.2)
devel_linux-azure: not-affected (5.0.0-1004.4)

Patches_linux-azure-edge:
upstream_linux-azure-edge: released (5.1~rc1)
precise/esm_linux-azure-edge: DNE
trusty/esm_linux-azure-edge: DNE
xenial_linux-azure-edge: not-affected (4.11.0-1009.9)
bionic_linux-azure-edge: not-affected (5.0.0-1014.14~18.04.1)
cosmic_linux-azure-edge: DNE
disco_linux-azure-edge: DNE
devel_linux-azure-edge: DNE

Patches_linux-gcp:
upstream_linux-gcp: released (5.1~rc1)
precise/esm_linux-gcp: DNE
trusty/esm_linux-gcp: DNE
xenial_linux-gcp: not-affected (4.10.0-1004.4)
esm-infra/xenial_linux-gcp: not-affected (4.10.0-1004.4)
bionic_linux-gcp: not-affected (4.15.0-1001.1)
cosmic_linux-gcp: ignored (reached end-of-life)
disco_linux-gcp: not-affected (5.0.0-1002.2)
devel_linux-gcp: not-affected (5.0.0-1004.4)

Patches_linux-kvm:
upstream_linux-kvm: released (5.1~rc1)
precise/esm_linux-kvm: DNE
trusty/esm_linux-kvm: DNE
xenial_linux-kvm: not-affected (4.4.0-1004.9)
esm-infra/xenial_linux-kvm: not-affected (4.4.0-1004.9)
bionic_linux-kvm: not-affected (4.15.0-1002.2)
cosmic_linux-kvm: ignored (reached end-of-life)
disco_linux-kvm: not-affected (5.0.0-1002.2)
devel_linux-kvm: not-affected (5.0.0-1004.4)

Patches_linux-euclid:
upstream_linux-euclid: released (5.1~rc1)
precise/esm_linux-euclid: DNE
trusty/esm_linux-euclid: DNE
xenial_linux-euclid: ignored (was needs-triage now end-of-life)
bionic_linux-euclid: DNE
cosmic_linux-euclid: DNE
disco_linux-euclid: DNE
devel_linux-euclid: DNE

Patches_linux-oem:
upstream_linux-oem: released (5.1~rc1)
precise/esm_linux-oem: DNE
trusty/esm_linux-oem: DNE
xenial_linux-oem: ignored (was needs-triage now end-of-life)
bionic_linux-oem: not-affected (4.15.0-1002.3)
cosmic_linux-oem: not-affected (4.15.0-1004.5)
disco_linux-oem: not-affected (4.15.0-1021.24)
devel_linux-oem: not-affected (4.15.0-1035.40)

Patches_linux-gcp-edge:
upstream_linux-gcp-edge: released (5.1~rc1)
precise/esm_linux-gcp-edge: DNE
trusty/esm_linux-gcp-edge: DNE
xenial_linux-gcp-edge: DNE
bionic_linux-gcp-edge: not-affected (5.0.0-1011.11~18.04.1)
cosmic_linux-gcp-edge: DNE
disco_linux-gcp-edge: DNE
devel_linux-gcp-edge: DNE

Patches_linux-aws-hwe:
upstream_linux-aws-hwe: released (5.1~rc1)
precise/esm_linux-aws-hwe: DNE
trusty/esm_linux-aws-hwe: DNE
xenial_linux-aws-hwe: not-affected (4.15.0-1030.31~16.04.1)
esm-infra/xenial_linux-aws-hwe: not-affected (4.15.0-1030.31~16.04.1)
bionic_linux-aws-hwe: DNE
cosmic_linux-aws-hwe: DNE
disco_linux-aws-hwe: DNE
devel_linux-aws-hwe: DNE

Patches_linux-oracle:
upstream_linux-oracle: released (5.1~rc1)
precise/esm_linux-oracle: DNE
trusty/esm_linux-oracle: DNE
xenial_linux-oracle: not-affected (4.15.0-1007.9~16.04.1)
esm-infra/xenial_linux-oracle: not-affected (4.15.0-1007.9~16.04.1)
bionic_linux-oracle: not-affected (4.15.0-1007.9)
cosmic_linux-oracle: not-affected (4.15.0-1007.9)
disco_linux-oracle: not-affected (4.15.0-1007.9)
devel_linux-oracle: not-affected (4.15.0-1011.13)