PublicDateAtUSN: 2020-05-09 21:15:00 UTC
Candidate: CVE-2020-12770
PublicDate: 2020-05-09 21:15:00 UTC
References:
 https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12770
 https://git.kernel.org/linus/83c6f2390040f188cc25b270b4befeb5628c1aee (5.7-rc3)
 https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=83c6f2390040f188cc25b270b4befeb5628c1aee
 https://lkml.org/lkml/2020/4/13/870
 https://ubuntu.com/security/notices/USN-4411-1
 https://ubuntu.com/security/notices/USN-4412-1
 https://ubuntu.com/security/notices/USN-4413-1
 https://ubuntu.com/security/notices/USN-4414-1
 https://ubuntu.com/security/notices/USN-4419-1
Description:
 An issue was discovered in the Linux kernel through 5.6.11. sg_write lacks
 an sg_remove_request call in a certain failure case, aka CID-83c6f2390040.
Ubuntu-Description:
 It was discovered that the SCSI generic (sg) driver in the Linux kernel did
 not properly handle certain error conditions correctly. A local privileged
 attacker could use this to cause a denial of service (system crash).
Notes:
Mitigation:
Bugs:
Priority: low
Discovered-by:
Assigned-to:
CVSS:
 nvd: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H [6.7 MEDIUM]

Patches_linux:
 break-fix: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 83c6f2390040f188cc25b270b4befeb5628c1aee
upstream_linux: released (5.7~rc3)
precise/esm_linux: ignored (was needs-triage ESM criteria)
trusty_linux: ignored (out of standard support)
trusty/esm_linux: ignored (was needs-triage ESM criteria)
xenial_linux: released (4.4.0-185.215)
esm-infra/xenial_linux: released (4.4.0-185.215)
bionic_linux: released (4.15.0-109.110)
eoan_linux: released (5.3.0-62.56)
focal_linux: released (5.4.0-40.44)
devel_linux: not-affected (5.4.0-42.46)

Patches_linux-hwe:
upstream_linux-hwe: released (5.7~rc3)
precise/esm_linux-hwe: DNE
trusty_linux-hwe: DNE
trusty/esm_linux-hwe: DNE
xenial_linux-hwe: released (4.15.0-107.108~16.04.1)
esm-infra/xenial_linux-hwe: released (4.15.0-107.108~16.04.1)
bionic_linux-hwe: released (5.3.0-62.56~18.04.1)
eoan_linux-hwe: DNE
focal_linux-hwe: DNE
devel_linux-hwe: DNE

Patches_linux-hwe-edge:
upstream_linux-hwe-edge: released (5.7~rc3)
precise/esm_linux-hwe-edge: DNE
trusty_linux-hwe-edge: DNE
trusty/esm_linux-hwe-edge: DNE
xenial_linux-hwe-edge: ignored (was needs-triage now end-of-life)
esm-infra/xenial_linux-hwe-edge: ignored (was needs-triage now end-of-life)
bionic_linux-hwe-edge: ignored (was needs-triage now end-of-life)
eoan_linux-hwe-edge: DNE
focal_linux-hwe-edge: DNE
devel_linux-hwe-edge: DNE

Patches_linux-lts-xenial:
upstream_linux-lts-xenial: released (5.7~rc3)
precise/esm_linux-lts-xenial: DNE
trusty_linux-lts-xenial: ignored (out of standard support)
trusty/esm_linux-lts-xenial: released (4.4.0-185.215~14.04.1)
xenial_linux-lts-xenial: DNE
bionic_linux-lts-xenial: DNE
eoan_linux-lts-xenial: DNE
focal_linux-lts-xenial: DNE
devel_linux-lts-xenial: DNE

Patches_linux-lts-trusty:
upstream_linux-lts-trusty: released (5.7~rc3)
precise/esm_linux-lts-trusty: ignored (was needs-triage ESM criteria)
trusty_linux-lts-trusty: DNE
trusty/esm_linux-lts-trusty: DNE
xenial_linux-lts-trusty: DNE
bionic_linux-lts-trusty: DNE
eoan_linux-lts-trusty: DNE
focal_linux-lts-trusty: DNE
devel_linux-lts-trusty: DNE

Patches_linux-oem:
upstream_linux-oem: released (5.7~rc3)
precise/esm_linux-oem: DNE
trusty_linux-oem: DNE
trusty/esm_linux-oem: DNE
xenial_linux-oem: ignored (was needs-triage now end-of-life)
bionic_linux-oem: released (4.15.0-1091.101)
eoan_linux-oem: ignored (reached end-of-life)
focal_linux-oem: DNE
devel_linux-oem: DNE

Patches_linux-oem-osp1:
upstream_linux-oem-osp1: released (5.7~rc3)
precise/esm_linux-oem-osp1: DNE
trusty_linux-oem-osp1: DNE
trusty/esm_linux-oem-osp1: DNE
xenial_linux-oem-osp1: DNE
bionic_linux-oem-osp1: released (5.0.0-1063.68)
eoan_linux-oem-osp1: ignored (reached end-of-life)
focal_linux-oem-osp1: DNE
devel_linux-oem-osp1: DNE

Patches_linux-kvm:
upstream_linux-kvm: released (5.7~rc3)
precise/esm_linux-kvm: DNE
trusty_linux-kvm: DNE
trusty/esm_linux-kvm: DNE
xenial_linux-kvm: released (4.4.0-1076.83)
esm-infra/xenial_linux-kvm: released (4.4.0-1076.83)
bionic_linux-kvm: released (4.15.0-1069.70)
eoan_linux-kvm: released (5.3.0-1024.26)
focal_linux-kvm: released (5.4.0-1018.18)
devel_linux-kvm: not-affected (5.4.0-1020.20)

Patches_linux-aws:
upstream_linux-aws: released (5.7~rc3)
precise/esm_linux-aws: DNE
trusty_linux-aws: ignored (out of standard support)
trusty/esm_linux-aws: released (4.4.0-1074.78)
xenial_linux-aws: released (4.4.0-1110.121)
esm-infra/xenial_linux-aws: released (4.4.0-1110.121)
bionic_linux-aws: released (4.15.0-1077.81)
eoan_linux-aws: released (5.3.0-1030.32)
focal_linux-aws: released (5.4.0-1018.18)
devel_linux-aws: not-affected (5.4.0-1020.20)

Patches_linux-aws-5.0:
upstream_linux-aws-5.0: released (5.7~rc3)
precise/esm_linux-aws-5.0: DNE
trusty_linux-aws-5.0: DNE
trusty/esm_linux-aws-5.0: DNE
xenial_linux-aws-5.0: DNE
bionic_linux-aws-5.0: ignored (was needs-triage now end-of-life)
eoan_linux-aws-5.0: DNE
focal_linux-aws-5.0: DNE
devel_linux-aws-5.0: DNE

Patches_linux-aws-hwe:
upstream_linux-aws-hwe: released (5.7~rc3)
precise/esm_linux-aws-hwe: DNE
trusty_linux-aws-hwe: DNE
trusty/esm_linux-aws-hwe: DNE
xenial_linux-aws-hwe: released (4.15.0-1074.78~16.04.1)
esm-infra/xenial_linux-aws-hwe: released (4.15.0-1074.78~16.04.1)
bionic_linux-aws-hwe: DNE
eoan_linux-aws-hwe: DNE
focal_linux-aws-hwe: DNE
devel_linux-aws-hwe: DNE

Patches_linux-azure:
upstream_linux-azure: released (5.7~rc3)
precise/esm_linux-azure: DNE
trusty_linux-azure: ignored (out of standard support)
trusty/esm_linux-azure: released (4.15.0-1091.101~14.04.1)
xenial_linux-azure: released (4.15.0-1091.101~16.04.1)
esm-infra/xenial_linux-azure: released (4.15.0-1091.101~16.04.1)
bionic_linux-azure: ignored (was needs-triage now end-of-life)
eoan_linux-azure: released (5.3.0-1032.33)
focal_linux-azure: released (5.4.0-1020.20)
devel_linux-azure: not-affected (5.4.0-1022.22)

Patches_linux-azure-5.3:
upstream_linux-azure-5.3: released (5.7~rc3)
precise/esm_linux-azure-5.3: DNE
trusty_linux-azure-5.3: DNE
trusty/esm_linux-azure-5.3: DNE
xenial_linux-azure-5.3: DNE
bionic_linux-azure-5.3: released (5.3.0-1032.33~18.04.1)
eoan_linux-azure-5.3: DNE
focal_linux-azure-5.3: DNE
devel_linux-azure-5.3: DNE

Patches_linux-azure-edge:
upstream_linux-azure-edge: released (5.7~rc3)
precise/esm_linux-azure-edge: DNE
trusty_linux-azure-edge: DNE
trusty/esm_linux-azure-edge: DNE
xenial_linux-azure-edge: DNE
bionic_linux-azure-edge: ignored (was needs-triage now end-of-life)
eoan_linux-azure-edge: DNE
focal_linux-azure-edge: DNE
devel_linux-azure-edge: DNE

Patches_linux-gcp:
upstream_linux-gcp: released (5.7~rc3)
precise/esm_linux-gcp: DNE
trusty_linux-gcp: DNE
trusty/esm_linux-gcp: DNE
xenial_linux-gcp: released (4.15.0-1078.88~16.04.1)
esm-infra/xenial_linux-gcp: released (4.15.0-1078.88~16.04.1)
bionic_linux-gcp: ignored (was needs-triage now end-of-life)
eoan_linux-gcp: released (5.3.0-1030.32)
focal_linux-gcp: released (5.4.0-1019.19)
devel_linux-gcp: not-affected (5.4.0-1021.21)

Patches_linux-gcp-5.3:
upstream_linux-gcp-5.3: released (5.7~rc3)
precise/esm_linux-gcp-5.3: DNE
trusty_linux-gcp-5.3: DNE
trusty/esm_linux-gcp-5.3: DNE
xenial_linux-gcp-5.3: DNE
bionic_linux-gcp-5.3: released (5.3.0-1030.32~18.04.1)
eoan_linux-gcp-5.3: DNE
focal_linux-gcp-5.3: DNE
devel_linux-gcp-5.3: DNE

Patches_linux-gcp-edge:
upstream_linux-gcp-edge: released (5.7~rc3)
precise/esm_linux-gcp-edge: DNE
trusty_linux-gcp-edge: DNE
trusty/esm_linux-gcp-edge: DNE
xenial_linux-gcp-edge: DNE
bionic_linux-gcp-edge: ignored (was needs-triage now end-of-life)
eoan_linux-gcp-edge: DNE
focal_linux-gcp-edge: DNE
devel_linux-gcp-edge: DNE

Patches_linux-gke-4.15:
upstream_linux-gke-4.15: released (5.7~rc3)
precise/esm_linux-gke-4.15: DNE
trusty_linux-gke-4.15: DNE
trusty/esm_linux-gke-4.15: DNE
xenial_linux-gke-4.15: DNE
bionic_linux-gke-4.15: released (4.15.0-1064.67)
eoan_linux-gke-4.15: DNE
focal_linux-gke-4.15: DNE
devel_linux-gke-4.15: DNE

Patches_linux-gke-5.0:
upstream_linux-gke-5.0: released (5.7~rc3)
precise/esm_linux-gke-5.0: DNE
trusty_linux-gke-5.0: DNE
trusty/esm_linux-gke-5.0: DNE
xenial_linux-gke-5.0: DNE
bionic_linux-gke-5.0: released (5.0.0-1043.44)
eoan_linux-gke-5.0: DNE
focal_linux-gke-5.0: DNE
devel_linux-gke-5.0: DNE

Patches_linux-oracle:
upstream_linux-oracle: released (5.7~rc3)
precise/esm_linux-oracle: DNE
trusty_linux-oracle: DNE
trusty/esm_linux-oracle: DNE
xenial_linux-oracle: released (4.15.0-1046.50~16.04.1)
esm-infra/xenial_linux-oracle: released (4.15.0-1046.50~16.04.1)
bionic_linux-oracle: released (4.15.0-1048.52)
eoan_linux-oracle: released (5.3.0-1028.30)
focal_linux-oracle: released (5.4.0-1019.19)
devel_linux-oracle: not-affected (5.4.0-1021.21)

Patches_linux-oracle-5.0:
upstream_linux-oracle-5.0: released (5.7~rc3)
precise/esm_linux-oracle-5.0: DNE
trusty_linux-oracle-5.0: DNE
trusty/esm_linux-oracle-5.0: DNE
xenial_linux-oracle-5.0: DNE
bionic_linux-oracle-5.0: ignored (was needs-triage now end-of-life)
eoan_linux-oracle-5.0: DNE
focal_linux-oracle-5.0: DNE
devel_linux-oracle-5.0: DNE

Patches_linux-raspi2:
upstream_linux-raspi2: released (5.7~rc3)
precise/esm_linux-raspi2: DNE
trusty_linux-raspi2: DNE
trusty/esm_linux-raspi2: DNE
xenial_linux-raspi2: released (4.4.0-1135.144)
bionic_linux-raspi2: released (4.15.0-1065.69)
eoan_linux-raspi2: released (5.3.0-1028.30)
focal_linux-raspi2: ignored (was needs-triage now end-of-life)
devel_linux-raspi2: DNE

Patches_linux-snapdragon:
upstream_linux-snapdragon: released (5.7~rc3)
precise/esm_linux-snapdragon: DNE
trusty_linux-snapdragon: DNE
trusty/esm_linux-snapdragon: DNE
xenial_linux-snapdragon: released (4.4.0-1139.147)
bionic_linux-snapdragon: released (4.15.0-1081.88)
eoan_linux-snapdragon: DNE
focal_linux-snapdragon: DNE
devel_linux-snapdragon: DNE

Patches_linux-raspi2-5.3:
upstream_linux-raspi2-5.3: released (5.7~rc3)
precise/esm_linux-raspi2-5.3: DNE
trusty_linux-raspi2-5.3: DNE
trusty/esm_linux-raspi2-5.3: DNE
xenial_linux-raspi2-5.3: DNE
bionic_linux-raspi2-5.3: released (5.3.0-1028.30~18.04.2)
eoan_linux-raspi2-5.3: DNE
focal_linux-raspi2-5.3: DNE
devel_linux-raspi2-5.3: DNE

Patches_linux-oem-5.6:
upstream_linux-oem-5.6: released (5.7~rc3)
precise/esm_linux-oem-5.6: DNE
trusty_linux-oem-5.6: DNE
trusty/esm_linux-oem-5.6: DNE
xenial_linux-oem-5.6: DNE
bionic_linux-oem-5.6: DNE
eoan_linux-oem-5.6: DNE
focal_linux-oem-5.6: released (5.6.0-1011.11)
devel_linux-oem-5.6: not-affected (5.6.0-1020.20)

Patches_linux-gke-5.3:
upstream_linux-gke-5.3: released (5.7~rc3)
precise/esm_linux-gke-5.3: DNE
trusty_linux-gke-5.3: DNE
trusty/esm_linux-gke-5.3: DNE
xenial_linux-gke-5.3: DNE
bionic_linux-gke-5.3: released (5.3.0-1030.32~18.04.1)
eoan_linux-gke-5.3: DNE
focal_linux-gke-5.3: DNE
devel_linux-gke-5.3: DNE

Patches_linux-oracle-5.3:
upstream_linux-oracle-5.3: released (5.7~rc3)
precise/esm_linux-oracle-5.3: DNE
trusty_linux-oracle-5.3: DNE
trusty/esm_linux-oracle-5.3: DNE
xenial_linux-oracle-5.3: DNE
bionic_linux-oracle-5.3: released (5.3.0-1028.30~18.04.1)
eoan_linux-oracle-5.3: DNE
focal_linux-oracle-5.3: DNE
devel_linux-oracle-5.3: DNE

Patches_linux-riscv:
upstream_linux-riscv: released (5.7~rc3)
precise/esm_linux-riscv: DNE
trusty_linux-riscv: DNE
trusty/esm_linux-riscv: DNE
xenial_linux-riscv: DNE
bionic_linux-riscv: DNE
eoan_linux-riscv: DNE
focal_linux-riscv: released (5.4.0-28.32)
devel_linux-riscv: not-affected (5.4.0-30.34)

Patches_linux-raspi:
upstream_linux-raspi: released (5.7~rc3)
precise/esm_linux-raspi: DNE
trusty_linux-raspi: DNE
trusty/esm_linux-raspi: DNE
xenial_linux-raspi: DNE
bionic_linux-raspi: DNE
eoan_linux-raspi: DNE
focal_linux-raspi: released (5.4.0-1013.13)
devel_linux-raspi: not-affected (5.4.0-1015.15)

Patches_linux-azure-4.15:
upstream_linux-azure-4.15: released (5.7~rc3)
precise/esm_linux-azure-4.15: DNE
trusty_linux-azure-4.15: DNE
trusty/esm_linux-azure-4.15: DNE
xenial_linux-azure-4.15: DNE
bionic_linux-azure-4.15: released (4.15.0-1091.101)
eoan_linux-azure-4.15: DNE
focal_linux-azure-4.15: DNE
devel_linux-azure-4.15: DNE

Patches_linux-aws-5.3:
upstream_linux-aws-5.3: released (5.7~rc3)
precise/esm_linux-aws-5.3: DNE
trusty_linux-aws-5.3: DNE
trusty/esm_linux-aws-5.3: DNE
xenial_linux-aws-5.3: DNE
bionic_linux-aws-5.3: released (5.3.0-1030.32~18.04.1)
eoan_linux-aws-5.3: DNE
focal_linux-aws-5.3: DNE
devel_linux-aws-5.3: DNE

Patches_linux-gcp-4.15:
upstream_linux-gcp-4.15: released (5.7~rc3)
precise/esm_linux-gcp-4.15: DNE
trusty_linux-gcp-4.15: DNE
trusty/esm_linux-gcp-4.15: DNE
xenial_linux-gcp-4.15: DNE
bionic_linux-gcp-4.15: released (4.15.0-1078.88)
eoan_linux-gcp-4.15: DNE
focal_linux-gcp-4.15: DNE
devel_linux-gcp-4.15: DNE

Patches_linux-hwe-5.4:
upstream_linux-hwe-5.4: released (5.7~rc3)
precise/esm_linux-hwe-5.4: DNE
trusty_linux-hwe-5.4: DNE
trusty/esm_linux-hwe-5.4: DNE
xenial_linux-hwe-5.4: DNE
bionic_linux-hwe-5.4: released (5.4.0-40.44~18.04.1)
focal_linux-hwe-5.4: DNE
devel_linux-hwe-5.4: DNE

Patches_linux-raspi-5.4:
upstream_linux-raspi-5.4: released (5.7~rc3)
precise/esm_linux-raspi-5.4: DNE
trusty_linux-raspi-5.4: DNE
trusty/esm_linux-raspi-5.4: DNE
xenial_linux-raspi-5.4: DNE
bionic_linux-raspi-5.4: not-affected (5.4.0-1013.13~18.04.1)
focal_linux-raspi-5.4: DNE
devel_linux-raspi-5.4: DNE

Patches_linux-azure-5.4:
upstream_linux-azure-5.4: released (5.7~rc3)
precise/esm_linux-azure-5.4: DNE
trusty_linux-azure-5.4: DNE
trusty/esm_linux-azure-5.4: DNE
xenial_linux-azure-5.4: DNE
bionic_linux-azure-5.4: not-affected (5.4.0-1020.20~18.04.1)
focal_linux-azure-5.4: DNE
devel_linux-azure-5.4: DNE

Patches_linux-oracle-5.4:
upstream_linux-oracle-5.4: released (5.7~rc3)
precise/esm_linux-oracle-5.4: DNE
trusty_linux-oracle-5.4: DNE
trusty/esm_linux-oracle-5.4: DNE
xenial_linux-oracle-5.4: DNE
bionic_linux-oracle-5.4: not-affected (5.4.0-1019.19~18.04.1)
focal_linux-oracle-5.4: DNE
devel_linux-oracle-5.4: DNE

Patches_linux-gcp-5.4:
upstream_linux-gcp-5.4: released (5.7~rc3)
precise/esm_linux-gcp-5.4: DNE
trusty_linux-gcp-5.4: DNE
trusty/esm_linux-gcp-5.4: DNE
xenial_linux-gcp-5.4: DNE
bionic_linux-gcp-5.4: not-affected (5.4.0-1019.19~18.04.2)
focal_linux-gcp-5.4: DNE
devel_linux-gcp-5.4: DNE

Patches_linux-aws-5.4:
upstream_linux-aws-5.4: released (5.7~rc3)
precise/esm_linux-aws-5.4: DNE
trusty_linux-aws-5.4: DNE
trusty/esm_linux-aws-5.4: DNE
xenial_linux-aws-5.4: DNE
bionic_linux-aws-5.4: not-affected (5.4.0-1018.18~18.04.1)
focal_linux-aws-5.4: DNE
devel_linux-aws-5.4: DNE