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CVE-2021-47339

media: v4l2-core: explicitly clear ioctl input data

5.5 MediumFix available

In the Linux kernel, the following vulnerability has been resolved:

media: v4l2-core: explicitly clear ioctl input data

As seen from a recent syzbot bug report, mistakes in the compat ioctl implementation can lead to uninitialized kernel stack data getting used as input for driver ioctl handlers.

The reported bug is now fixed, but it's possible that other related bugs are still present or get added in the future. As the drivers need to check user input already, the possible impact is fairly low, but it might still cause an information leak.

To be on the safe side, always clear the entire ioctl buffer before calling the conversion handler functions that are meant to initialize them.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
High

Exploit likelihood

0.24%Up 0.2 points since May 22, 2024
90%50%10%1%

What each source reports

NVD Score used 5.5

In the Linux kernel, the following vulnerability has been resolved:

media: v4l2-core: explicitly clear ioctl input data

As seen from a recent syzbot bug report, mistakes in the compat ioctl implementation can lead to uninitialized kernel stack data getting used as input for driver ioctl handlers.

The reported bug is now fixed, but it's possible that other related bugs are still present or get added in the future. As the drivers need to check user input already, the possible impact is fairly low, but it might still cause an information leak.

To be on the safe side, always clear the entire ioctl buffer before calling the conversion handler functions that are meant to initialize them.

Record
CVE-2021-47339
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-908
Updated
2026-11-02
CVE List No score

media: v4l2-core: explicitly clear ioctl input data

In the Linux kernel, the following vulnerability has been resolved:

media: v4l2-core: explicitly clear ioctl input data

As seen from a recent syzbot bug report, mistakes in the compat ioctl implementation can lead to uninitialized kernel stack data getting used as input for driver ioctl handlers.

The reported bug is now fixed, but it's possible that other related bugs are still present or get added in the future. As the drivers need to check user input already, the possible impact is fairly low, but it might still cause an information leak.

To be on the safe side, always clear the entire ioctl buffer before calling the conversion handler functions that are meant to initialize them.

Record
CVE-2021-47339
Updated
2026-11-02
EUVDEUVD-2021-34344 No score

In the Linux kernel, the following vulnerability has been resolved:

media: v4l2-core: explicitly clear ioctl input data

As seen from a recent syzbot bug report, mistakes in the compat ioctl implementation can lead to uninitialized kernel stack data getting used as input for driver ioctl handlers.

The reported bug is now fixed, but it's possible that other related bugs are still present or get added in the future. As the drivers need to check user input already, the possible impact is fairly low, but it might still cause an information leak.

To be on the safe side, always clear the entire ioctl buffer before calling the conversion handler functions that are meant to initialize them.

Record
EUVD-2021-34344
Updated
2026-11-02
GitHub AdvisoriesGHSA-3p2v-4qj8-6w5f 5.5

In the Linux kernel, the following vulnerability has been resolved: media: v4l2-core: explicitly...

In the Linux kernel, the following vulnerability has been resolved:

media: v4l2-core: explicitly clear ioctl input data

As seen from a recent syzbot bug report, mistakes in the compat ioctl implementation can lead to uninitialized kernel stack data getting used as input for driver ioctl handlers.

The reported bug is now fixed, but it's possible that other related bugs are still present or get added in the future. As the drivers need to check user input already, the possible impact is fairly low, but it might still cause an information leak.

To be on the safe side, always clear the entire ioctl buffer before calling the conversion handler functions that are meant to initialize them.

Record
GHSA-3p2v-4qj8-6w5f
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-908
Updated
2026-11-02
OSV 5.5

In the Linux kernel, the following vulnerability has been resolved:

media: v4l2-core: explicitly clear ioctl input data

As seen from a recent syzbot bug report, mistakes in the compat ioctl implementation can lead to uninitialized kernel stack data getting used as input for driver ioctl handlers.

The reported bug is now fixed, but it's possible that other related bugs are still present or get added in the future. As the drivers need to check user input already, the possible impact is fairly low, but it might still cause an information leak.

To be on the safe side, always clear the entire ioctl buffer before calling the conversion handler functions that are meant to initialize them.

Record
CVE-2021-47339
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVDEBIAN-CVE-2021-47339 5.5

In the Linux kernel, the following vulnerability has been resolved: media: v4l2-core: explicitly clear ioctl input data As seen from a recent syzbot bug report, mistakes in the compat ioctl implementation can lead to uninitialized kernel stack data getting used as input for driver ioctl handlers. The reported bug is now fixed, but it's possible that other related bugs are still present or get added in the future. As the drivers need to check user input already, the possible impact is fairly low, but it might still cause an information leak. To be on the safe side, always clear the entire ioctl buffer before calling the conversion handler functions that are meant to initialize them.

Record
DEBIAN-CVE-2021-47339
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2021-47339 4.8

In the Linux kernel, the following vulnerability has been resolved: media: v4l2-core: explicitly clear ioctl input data As seen from a recent syzbot bug report, mistakes in the compat ioctl implementation can lead to uninitialized kernel stack data getting used as input for driver ioctl handlers. The reported bug is now fixed, but it's possible that other related bugs are still present or get added in the future. As the drivers need to check user input already, the possible impact is fairly low, but it might still cause an information leak. To be on the safe side, always clear the entire ioctl buffer before calling the conversion handler functions that are meant to initialize them.

Record
UBUNTU-CVE-2021-47339
CVSS 4.0
4.8 MediumCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-11
OSVROOT-OS-DEBIAN-11-CVE-2021-47339 No score

CVE-2021-47339 in linux - Patched by Root

Root has patched CVE-2021-47339 in the linux package for Root:Debian:11. Multiple fixed versions available.

Record
ROOT-OS-DEBIAN-11-CVE-2021-47339
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
linux
Debian:12
before 5.14.6-1
5.14.6-1
linux
Debian:13
before 5.14.6-1
5.14.6-1
linux
Debian:14
before 5.14.6-1
5.14.6-1
linux
Root:Debian:11
before 5.10.262-1.aikido.113
5.10.262-1.aikido.1135.10.262-1.aikido.114
rootio-linux
Root:Debian:11
before 5.10.262-1.aikido.113
5.10.262-1.aikido.1135.10.262-1.aikido.114
linux-hwe-edge
Ubuntu:16.04:LTS
All versions, plus listed versions
4.8.0-28.30~16.04.14.8.0-30.32~16.04.14.8.0-32.34~16.04.14.8.0-34.36~16.04.14.10.0-14.16~16.04.1
Show 18 moreShow less
4.10.0-19.21~16.04.14.10.0-20.22~16.04.14.10.0-21.23~16.04.14.10.0-22.24~16.04.14.10.0-24.28~16.04.14.10.0-26.30~16.04.14.11.0-13.19~16.04.14.11.0-14.20~16.04.14.13.0-16.19~16.04.34.13.0-17.20~16.04.14.13.0-19.22~16.04.14.13.0-21.24~16.04.14.13.0-25.29~16.04.24.15.0-13.14~16.04.14.15.0-15.16~16.04.14.15.0-20.21~16.04.14.15.0-22.24~16.04.14.15.0-23.25~16.04.1
None known
linux-aws-5.0
Ubuntu:18.04:LTS
All versions, plus listed versions
5.0.0-1021.24~18.04.15.0.0-1022.25~18.04.15.0.0-1023.26~18.04.15.0.0-1024.27~18.04.15.0.0-1025.285.0.0-1027.30
None known
linux-aws-5.3
Ubuntu:18.04:LTS
All versions, plus listed versions
5.3.0-1016.17~18.04.15.3.0-1017.18~18.04.15.3.0-1019.21~18.04.15.3.0-1023.25~18.04.15.3.0-1028.30~18.04.1
Show 5 moreShow less
5.3.0-1030.32~18.04.15.3.0-1032.34~18.04.25.3.0-1033.355.3.0-1034.365.3.0-1035.37
None known
linux-azure
Ubuntu:18.04:LTS
All versions, plus listed versions
4.15.0-1002.24.15.0-1003.34.15.0-1004.44.15.0-1008.84.15.0-1009.9
Show 39 moreShow less
4.15.0-1012.124.15.0-1013.134.15.0-1014.144.15.0-1018.184.15.0-1019.194.15.0-1021.214.15.0-1022.234.15.0-1023.244.15.0-1025.264.15.0-1028.294.15.0-1030.314.15.0-1031.324.15.0-1032.334.15.0-1035.364.15.0-1036.384.15.0-1037.394.18.0-1011.11~18.04.14.18.0-1013.13~18.04.14.18.0-1014.14~18.04.14.18.0-1018.18~18.04.14.18.0-1019.19~18.04.14.18.0-1020.20~18.04.14.18.0-1023.24~18.04.14.18.0-1024.25~18.04.14.18.0-1025.27~18.04.15.0.0-1014.14~18.04.15.0.0-1016.17~18.04.15.0.0-1018.19~18.04.15.0.0-1020.21~18.04.15.0.0-1022.23~18.04.15.0.0-1023.24~18.04.15.0.0-1025.27~18.04.15.0.0-1027.29~18.04.15.0.0-1028.30~18.04.15.0.0-1029.31~18.04.15.0.0-1031.335.0.0-1032.345.0.0-1035.375.0.0-1036.38
None known
linux-azure-5.3
Ubuntu:18.04:LTS
All versions, plus listed versions
5.3.0-1007.8~18.04.15.3.0-1008.9~18.04.15.3.0-1009.10~18.04.15.3.0-1010.11~18.04.15.3.0-1012.13~18.04.1
Show 11 moreShow less
5.3.0-1013.14~18.04.15.3.0-1016.17~18.04.15.3.0-1018.19~18.04.15.3.0-1019.20~18.04.15.3.0-1020.21~18.04.15.3.0-1022.23~18.04.15.3.0-1028.29~18.04.15.3.0-1031.32~18.04.15.3.0-1032.33~18.04.15.3.0-1034.35~18.04.15.3.0-1035.36
None known
Show 64 moreShow less
Affected packages
PackageAffectedFixed
linux-azure-edge
Ubuntu:18.04:LTS
All versions, plus listed versions
4.18.0-1006.6~18.04.14.18.0-1007.7~18.04.14.18.0-1008.8~18.04.15.0.0-1012.12~18.04.2
None known
linux-gcp
Ubuntu:18.04:LTS
All versions, plus listed versions
4.15.0-1001.14.15.0-1003.34.15.0-1005.54.15.0-1006.64.15.0-1008.8
Show 33 moreShow less
4.15.0-1009.94.15.0-1010.104.15.0-1014.144.15.0-1015.154.15.0-1017.184.15.0-1018.194.15.0-1019.204.15.0-1021.224.15.0-1023.244.15.0-1024.254.15.0-1025.264.15.0-1026.274.15.0-1027.284.15.0-1028.294.15.0-1029.314.15.0-1030.324.15.0-1032.344.15.0-1033.354.15.0-1034.364.15.0-1036.384.15.0-1037.394.15.0-1040.424.15.0-1042.454.15.0-1044.705.0.0-1020.20~18.04.15.0.0-1021.21~18.04.15.0.0-1025.26~18.04.15.0.0-1026.27~18.04.15.0.0-1028.29~18.04.15.0.0-1029.30~18.04.15.0.0-1031.325.0.0-1033.345.0.0-1034.35
None known
linux-gcp-5.3
Ubuntu:18.04:LTS
All versions, plus listed versions
5.3.0-1008.9~18.04.15.3.0-1009.10~18.04.15.3.0-1010.11~18.04.15.3.0-1012.13~18.04.15.3.0-1014.15~18.04.1
Show 8 moreShow less
5.3.0-1016.17~18.04.15.3.0-1017.18~18.04.15.3.0-1018.19~18.04.15.3.0-1020.22~18.04.15.3.0-1026.28~18.04.15.3.0-1029.31~18.04.15.3.0-1030.32~18.04.15.3.0-1032.34~18.04.1
None known
linux-gke-4.15
Ubuntu:18.04:LTS
All versions, plus listed versions
4.15.0-1030.324.15.0-1032.344.15.0-1033.354.15.0-1034.364.15.0-1036.38
Show 28 moreShow less
4.15.0-1037.394.15.0-1040.424.15.0-1041.434.15.0-1042.444.15.0-1044.464.15.0-1045.484.15.0-1046.494.15.0-1048.514.15.0-1049.524.15.0-1050.534.15.0-1052.554.15.0-1055.584.15.0-1057.604.15.0-1058.614.15.0-1059.624.15.0-1063.664.15.0-1064.674.15.0-1066.694.15.0-1067.704.15.0-1069.724.15.0-1070.734.15.0-1072.764.15.0-1073.784.15.0-1074.794.15.0-1076.814.15.0-1077.824.15.0-1078.834.15.0-1079.84
None known
linux-gke-5.4
Ubuntu:18.04:LTS
All versions, plus listed versions
5.4.0-1025.25~18.04.15.4.0-1027.28~18.04.15.4.0-1029.31~18.04.15.4.0-1030.32~18.04.15.4.0-1032.34~18.04.1
Show 32 moreShow less
5.4.0-1033.35~18.04.15.4.0-1035.37~18.04.15.4.0-1036.38~18.04.15.4.0-1037.39~18.04.15.4.0-1039.41~18.04.15.4.0-1040.42~18.04.15.4.0-1042.44~18.04.15.4.0-1043.45~18.04.15.4.0-1044.46~18.04.15.4.0-1046.48~18.04.15.4.0-1049.52~18.04.15.4.0-1051.54~18.04.15.4.0-1052.55~18.04.15.4.0-1053.56~18.04.15.4.0-1054.57~18.04.15.4.0-1055.58~18.04.15.4.0-1056.59~18.04.15.4.0-1057.60~18.04.15.4.0-1059.62~18.04.15.4.0-1061.64~18.04.15.4.0-1062.65~18.04.15.4.0-1063.66~18.04.15.4.0-1065.68~18.04.15.4.0-1066.69~18.04.15.4.0-1067.70~18.04.15.4.0-1068.71~18.04.15.4.0-1071.76~18.04.35.4.0-1072.77~18.04.15.4.0-1074.79~18.04.15.4.0-1076.82~18.04.15.4.0-1078.84~18.04.15.4.0-1080.86~18.04.1
None known
linux-gkeop-5.4
Ubuntu:18.04:LTS
All versions, plus listed versions
5.4.0-1001.15.4.0-1003.35.4.0-1004.55.4.0-1005.65.4.0-1007.8~18.04.1
Show 32 moreShow less
5.4.0-1008.9~18.04.15.4.0-1009.10~18.04.15.4.0-1010.11~18.04.15.4.0-1011.12~18.04.25.4.0-1012.13~18.04.15.4.0-1013.14~18.04.15.4.0-1014.15~18.04.15.4.0-1015.16~18.04.15.4.0-1016.17~18.04.15.4.0-1018.19~18.04.15.4.0-1021.22~18.04.15.4.0-1022.23~18.04.15.4.0-1023.24~18.04.15.4.0-1024.25~18.04.15.4.0-1025.26~18.04.15.4.0-1026.27~18.04.15.4.0-1027.28~18.04.15.4.0-1029.30~18.04.25.4.0-1031.32~18.04.15.4.0-1032.33~18.04.15.4.0-1033.34~18.04.15.4.0-1034.35~18.04.15.4.0-1036.37~18.04.15.4.0-1037.38~18.04.15.4.0-1038.39~18.04.15.4.0-1039.40~18.04.15.4.0-1040.41~18.04.15.4.0-1043.44~18.04.15.4.0-1046.48~18.04.15.4.0-1048.51~18.04.15.4.0-1049.52~18.04.15.4.0-1051.54~18.04.1
None known
linux-hwe
Ubuntu:18.04:LTS
All versions, plus listed versions
4.18.0-13.14~18.04.14.18.0-14.15~18.04.14.18.0-15.16~18.04.14.18.0-16.17~18.04.14.18.0-17.18~18.04.1
Show 38 moreShow less
4.18.0-18.19~18.04.14.18.0-20.21~18.04.14.18.0-21.22~18.04.14.18.0-22.23~18.04.14.18.0-24.25~18.04.14.18.0-25.26~18.04.15.0.0-23.24~18.04.15.0.0-25.26~18.04.15.0.0-27.28~18.04.15.0.0-29.31~18.04.15.0.0-31.33~18.04.15.0.0-32.34~18.04.25.0.0-35.38~18.04.15.0.0-36.39~18.04.15.0.0-37.40~18.04.15.3.0-26.28~18.04.15.3.0-28.30~18.04.15.3.0-40.32~18.04.15.3.0-42.34~18.04.15.3.0-45.37~18.04.15.3.0-46.38~18.04.15.3.0-51.44~18.04.25.3.0-53.47~18.04.15.3.0-59.53~18.04.15.3.0-61.55~18.04.15.3.0-62.56~18.04.15.3.0-64.58~18.04.15.3.0-65.595.3.0-66.605.3.0-67.615.3.0-68.635.3.0-69.655.3.0-70.665.3.0-72.685.3.0-73.695.3.0-74.705.3.0-75.715.3.0-76.72
None known
linux-hwe-edge
Ubuntu:18.04:LTS
All versions, plus listed versions
5.0.0-15.16~18.04.15.0.0-16.17~18.04.15.0.0-17.18~18.04.15.0.0-19.20~18.04.15.0.0-20.21~18.04.1
Show 5 moreShow less
5.3.0-19.20~18.04.25.3.0-22.24~18.04.15.3.0-23.25~18.04.15.3.0-23.25~18.04.25.3.0-24.26~18.04.2
None known
linux-oem
Ubuntu:18.04:LTS
All versions, plus listed versions
4.15.0-1002.34.15.0-1004.54.15.0-1006.94.15.0-1008.114.15.0-1009.12
Show 45 moreShow less
4.15.0-1012.154.15.0-1013.164.15.0-1015.184.15.0-1017.204.15.0-1018.214.15.0-1021.244.15.0-1024.294.15.0-1026.314.15.0-1028.334.15.0-1030.354.15.0-1033.384.15.0-1034.394.15.0-1035.404.15.0-1036.414.15.0-1038.434.15.0-1039.444.15.0-1043.484.15.0-1045.504.15.0-1050.574.15.0-1056.654.15.0-1057.664.15.0-1059.684.15.0-1063.724.15.0-1064.734.15.0-1065.754.15.0-1066.764.15.0-1067.774.15.0-1069.794.15.0-1073.834.15.0-1076.864.15.0-1079.894.15.0-1080.904.15.0-1081.914.15.0-1087.974.15.0-1090.1004.15.0-1091.1014.15.0-1093.1034.15.0-1094.1044.15.0-1096.1064.15.0-1097.1074.15.0-1099.1094.15.0-1100.1104.15.0-1101.1124.15.0-1102.1134.15.0-1103.114
None known
linux-oracle-5.0
Ubuntu:18.04:LTS
All versions, plus listed versions
5.0.0-1007.12~18.04.15.0.0-1008.13~18.04.15.0.0-1009.14~18.04.15.0.0-1010.15~18.04.15.0.0-1011.165.0.0-1013.185.0.0-1014.19
None known
linux-oracle-5.3
Ubuntu:18.04:LTS
All versions, plus listed versions
5.3.0-1011.12~18.04.15.3.0-1013.14~18.04.15.3.0-1014.15~18.04.15.3.0-1016.18~18.04.15.3.0-1018.20~18.04.1
Show 4 moreShow less
5.3.0-1024.26~18.04.15.3.0-1027.29~18.04.15.3.0-1028.30~18.04.15.3.0-1030.32~18.04.1
None known
linux-aws-5.11
Ubuntu:20.04:LTS
All versions, plus listed versions
5.11.0-1009.9~20.04.25.11.0-1014.15~20.04.15.11.0-1016.17~20.04.15.11.0-1017.18~20.04.15.11.0-1019.20~20.04.1
Show 7 moreShow less
5.11.0-1020.21~20.04.25.11.0-1021.22~20.04.25.11.0-1022.23~20.04.15.11.0-1023.24~20.04.15.11.0-1025.27~20.04.15.11.0-1027.30~20.04.15.11.0-1028.31~20.04.1
None known
linux-aws-5.13
Ubuntu:20.04:LTS
All versions, plus listed versions
5.13.0-1008.9~20.04.25.13.0-1011.12~20.04.15.13.0-1012.13~20.04.15.13.0-1014.15~20.04.15.13.0-1017.19~20.04.1
Show 8 moreShow less
5.13.0-1019.21~20.04.15.13.0-1021.23~20.04.25.13.0-1022.24~20.04.15.13.0-1023.25~20.04.15.13.0-1025.27~20.04.15.13.0-1028.31~20.04.15.13.0-1029.32~20.04.15.13.0-1031.35~20.04.1
None known
linux-aws-5.8
Ubuntu:20.04:LTS
All versions, plus listed versions
5.8.0-1035.37~20.04.15.8.0-1038.40~20.04.15.8.0-1041.43~20.04.15.8.0-1042.44~20.04.1
None known
linux-azure-5.11
Ubuntu:20.04:LTS
All versions, plus listed versions
5.11.0-1007.7~20.04.25.11.0-1012.13~20.04.15.11.0-1013.14~20.04.15.11.0-1015.16~20.04.15.11.0-1017.18~20.04.1
Show 8 moreShow less
5.11.0-1019.20~20.04.15.11.0-1020.21~20.04.15.11.0-1021.22~20.04.15.11.0-1022.23~20.04.15.11.0-1023.24~20.04.15.11.0-1025.27~20.04.15.11.0-1027.30~20.04.15.11.0-1028.31~20.04.2
None known
linux-azure-5.13
Ubuntu:20.04:LTS
All versions, plus listed versions
5.13.0-1009.10~20.04.25.13.0-1012.14~20.04.15.13.0-1013.15~20.04.15.13.0-1014.16~20.04.15.13.0-1017.19~20.04.1
Show 7 moreShow less
5.13.0-1021.24~20.04.15.13.0-1022.26~20.04.15.13.0-1023.27~20.04.15.13.0-1025.29~20.04.15.13.0-1028.33~20.04.15.13.0-1029.34~20.04.15.13.0-1031.37~20.04.1
None known
linux-azure-5.8
Ubuntu:20.04:LTS
All versions, plus listed versions
5.8.0-1033.35~20.04.15.8.0-1036.38~20.04.15.8.0-1039.42~20.04.15.8.0-1040.43~20.04.15.8.0-1041.44~20.04.15.8.0-1042.45~20.04.15.8.0-1043.46~20.04.1
None known
linux-azure-fde
Ubuntu:20.04:LTS
All versions, plus listed versions
5.4.0-1063.66+cvm2.25.4.0-1063.66+cvm3.25.4.0-1064.67+cvm1.15.4.0-1065.68+cvm2.15.4.0-1067.70+cvm1.1
Show 21 moreShow less
5.4.0-1068.71+cvm1.15.4.0-1069.72+cvm1.15.4.0-1070.73+cvm1.15.4.0-1072.75+cvm1.15.4.0-1073.76+cvm1.15.4.0-1074.77+cvm1.15.4.0-1076.79+cvm1.15.4.0-1078.81+cvm1.15.4.0-1080.83+cvm1.15.4.0-1083.87+cvm1.15.4.0-1085.90+cvm1.15.4.0-1085.90+cvm2.15.4.0-1086.91+cvm1.15.4.0-1089.94+cvm1.25.4.0-1090.95+cvm1.15.4.0-1091.96+cvm1.15.4.0-1092.97+cvm1.15.4.0-1095.101+cvm1.15.4.0-1098.104+cvm1.15.4.0-1100.106+cvm1.15.4.0-1103.109+cvm1.1
None known
linux-gcp-5.11
Ubuntu:20.04:LTS
All versions, plus listed versions
5.11.0-1009.10~20.04.15.11.0-1014.16~20.04.15.11.0-1017.19~20.04.15.11.0-1018.20~20.04.25.11.0-1020.22~20.04.1
Show 7 moreShow less
5.11.0-1021.23~20.04.15.11.0-1022.24~20.04.15.11.0-1023.25~20.04.15.11.0-1024.26~20.04.15.11.0-1026.29~20.04.15.11.0-1028.32~20.04.15.11.0-1029.33~20.04.3
None known
linux-gcp-5.13
Ubuntu:20.04:LTS
All versions, plus listed versions
5.13.0-1008.9~20.04.35.13.0-1012.15~20.04.15.13.0-1013.16~20.04.15.13.0-1015.18~20.04.15.13.0-1019.23~20.04.1
Show 8 moreShow less
5.13.0-1021.25~20.04.15.13.0-1023.28~20.04.15.13.0-1024.29~20.04.15.13.0-1025.30~20.04.15.13.0-1027.32~20.04.15.13.0-1030.36~20.04.15.13.0-1031.37~20.04.15.13.0-1033.40~20.04.1
None known
linux-gcp-5.8
Ubuntu:20.04:LTS
All versions, plus listed versions
5.8.0-1032.34~20.04.15.8.0-1035.37~20.04.15.8.0-1038.40~20.04.15.8.0-1039.41
None known
linux-gke
Ubuntu:20.04:LTS
All versions, plus listed versions
5.4.0-1033.355.4.0-1035.375.4.0-1036.385.4.0-1037.395.4.0-1039.41
Show 45 moreShow less
5.4.0-1041.435.4.0-1042.445.4.0-1043.455.4.0-1044.465.4.0-1046.485.4.0-1049.525.4.0-1051.545.4.0-1052.555.4.0-1053.565.4.0-1054.575.4.0-1055.585.4.0-1056.595.4.0-1057.605.4.0-1059.625.4.0-1061.645.4.0-1062.655.4.0-1063.665.4.0-1065.685.4.0-1066.695.4.0-1067.705.4.0-1068.715.4.0-1071.765.4.0-1072.775.4.0-1074.795.4.0-1076.825.4.0-1078.845.4.0-1080.865.4.0-1081.875.4.0-1083.895.4.0-1084.905.4.0-1086.935.4.0-1087.945.4.0-1090.975.4.0-1091.985.4.0-1094.1015.4.0-1095.1025.4.0-1096.1035.4.0-1097.1045.4.0-1098.1055.4.0-1099.1065.4.0-1100.1075.4.0-1101.1085.4.0-1102.1095.4.0-1103.1105.4.0-1104.111
None known
linux-gke-5.15
Ubuntu:20.04:LTS
All versions, plus listed versions
5.15.0-1011.14~20.04.15.15.0-1014.17~20.04.15.15.0-1015.18~20.04.15.15.0-1016.19~20.04.15.15.0-1019.23~20.04.1
Show 13 moreShow less
5.15.0-1020.25~20.04.15.15.0-1023.28~20.04.25.15.0-1027.32~20.04.15.15.0-1028.33~20.04.15.15.0-1029.34~20.04.15.15.0-1031.36~20.04.15.15.0-1032.37~20.04.15.15.0-1033.38~20.04.15.15.0-1034.39~20.04.15.15.0-1036.41~20.04.15.15.0-1037.42~20.04.15.15.0-1038.43~20.04.15.15.0-1039.44~20.04.1
None known
linux-gkeop
Ubuntu:20.04:LTS
All versions, plus listed versions
5.4.0-1008.95.4.0-1009.105.4.0-1010.115.4.0-1011.125.4.0-1012.13
Show 45 moreShow less
5.4.0-1013.145.4.0-1014.155.4.0-1015.165.4.0-1016.175.4.0-1018.195.4.0-1021.225.4.0-1022.235.4.0-1023.245.4.0-1024.255.4.0-1025.265.4.0-1026.275.4.0-1027.285.4.0-1029.305.4.0-1031.325.4.0-1032.335.4.0-1033.345.4.0-1034.355.4.0-1036.375.4.0-1037.385.4.0-1038.395.4.0-1039.405.4.0-1040.415.4.0-1043.445.4.0-1046.485.4.0-1048.515.4.0-1049.525.4.0-1051.545.4.0-1052.555.4.0-1053.565.4.0-1054.575.4.0-1056.605.4.0-1057.615.4.0-1060.645.4.0-1061.655.4.0-1062.665.4.0-1064.685.4.0-1065.695.4.0-1066.705.4.0-1067.715.4.0-1068.725.4.0-1069.735.4.0-1070.745.4.0-1071.755.4.0-1072.765.4.0-1073.77
None known
linux-hwe-5.11
Ubuntu:20.04:LTS
All versions, plus listed versions
5.11.0-22.23~20.04.15.11.0-25.27~20.04.15.11.0-27.29~20.04.15.11.0-34.36~20.04.15.11.0-36.40~20.04.1
Show 7 moreShow less
5.11.0-37.41~20.04.25.11.0-38.42~20.04.15.11.0-40.44~20.04.25.11.0-41.45~20.04.15.11.0-43.47~20.04.25.11.0-44.48~20.04.25.11.0-46.51~20.04.1
None known
linux-hwe-5.13
Ubuntu:20.04:LTS
All versions, plus listed versions
5.13.0-21.21~20.04.15.13.0-22.22~20.04.15.13.0-23.23~20.04.25.13.0-25.26~20.04.15.13.0-27.29~20.04.1
Show 11 moreShow less
5.13.0-28.31~20.04.15.13.0-30.33~20.04.15.13.0-35.40~20.04.15.13.0-37.42~20.04.15.13.0-39.44~20.04.15.13.0-40.45~20.04.15.13.0-41.46~20.04.15.13.0-44.49~20.04.15.13.0-48.54~20.04.15.13.0-51.58~20.04.15.13.0-52.59~20.04.1
None known
linux-hwe-5.8
Ubuntu:20.04:LTS
All versions, plus listed versions
5.8.0-23.24~20.04.15.8.0-25.26~20.04.15.8.0-28.30~20.04.15.8.0-29.31~20.04.15.8.0-31.33~20.04.1
Show 16 moreShow less
5.8.0-33.36~20.04.15.8.0-34.37~20.04.25.8.0-36.40~20.04.15.8.0-38.43~20.04.15.8.0-40.45~20.04.15.8.0-41.46~20.04.15.8.0-43.49~20.04.15.8.0-44.50~20.04.15.8.0-45.51~20.04.15.8.0-48.54~20.04.15.8.0-49.55~20.04.15.8.0-50.56~20.04.15.8.0-53.60~20.04.15.8.0-55.62~20.04.15.8.0-59.66~20.04.15.8.0-63.71~20.04.1
None known
linux-intel-5.13
Ubuntu:20.04:LTS
All versions, plus listed versions
5.13.0-1007.75.13.0-1008.85.13.0-1009.95.13.0-1010.105.13.0-1011.115.13.0-1014.155.13.0-1017.19
None known
linux-oem-5.10
Ubuntu:20.04:LTS
All versions, plus listed versions
5.10.0-1008.95.10.0-1011.125.10.0-1013.145.10.0-1014.155.10.0-1016.17
Show 21 moreShow less
5.10.0-1017.185.10.0-1019.205.10.0-1021.225.10.0-1022.235.10.0-1023.245.10.0-1025.265.10.0-1026.275.10.0-1029.305.10.0-1032.335.10.0-1033.345.10.0-1034.355.10.0-1038.405.10.0-1044.465.10.0-1045.475.10.0-1049.515.10.0-1050.525.10.0-1051.535.10.0-1052.545.10.0-1053.555.10.0-1055.585.10.0-1057.61
None known
linux-oem-5.13
Ubuntu:20.04:LTS
All versions, plus listed versions
5.13.0-1009.105.13.0-1010.115.13.0-1012.165.13.0-1014.185.13.0-1017.21
Show 7 moreShow less
5.13.0-1019.235.13.0-1020.245.13.0-1021.255.13.0-1022.265.13.0-1026.325.13.0-1028.355.13.0-1029.36
None known
linux-oem-5.14
Ubuntu:20.04:LTS
All versions, plus listed versions
5.14.0-1004.45.14.0-1005.55.14.0-1007.75.14.0-1008.85.14.0-1010.10
Show 30 moreShow less
5.14.0-1011.115.14.0-1013.135.14.0-1018.195.14.0-1020.225.14.0-1022.245.14.0-1024.265.14.0-1027.305.14.0-1029.325.14.0-1031.345.14.0-1032.355.14.0-1033.365.14.0-1034.375.14.0-1036.405.14.0-1038.425.14.0-1042.475.14.0-1044.495.14.0-1045.515.14.0-1046.535.14.0-1047.545.14.0-1048.555.14.0-1049.565.14.0-1050.575.14.0-1051.585.14.0-1052.595.14.0-1054.615.14.0-1055.625.14.0-1056.635.14.0-1057.645.14.0-1058.665.14.0-1059.67
None known
linux-oem-5.6
Ubuntu:20.04:LTS
All versions, plus listed versions
5.6.0-1007.75.6.0-1008.85.6.0-1010.105.6.0-1011.115.6.0-1013.13
Show 24 moreShow less
5.6.0-1017.175.6.0-1018.185.6.0-1020.205.6.0-1021.215.6.0-1023.235.6.0-1026.265.6.0-1027.275.6.0-1028.285.6.0-1031.325.6.0-1032.335.6.0-1033.355.6.0-1034.365.6.0-1035.375.6.0-1036.395.6.0-1039.435.6.0-1042.465.6.0-1047.515.6.0-1048.525.6.0-1050.545.6.0-1052.565.6.0-1053.575.6.0-1054.585.6.0-1055.595.6.0-1056.60
None known
linux-oracle-5.11
Ubuntu:20.04:LTS
All versions, plus listed versions
5.11.0-1008.8~20.04.15.11.0-1013.14~20.04.15.11.0-1016.17~20.04.15.11.0-1017.18~20.04.15.11.0-1019.20~20.04.1
Show 7 moreShow less
5.11.0-1020.21~20.04.15.11.0-1021.22~20.04.15.11.0-1022.23~20.04.15.11.0-1023.24~20.04.15.11.0-1025.27~20.04.15.11.0-1027.30~20.04.15.11.0-1028.31~20.04.1
None known
linux-oracle-5.13
Ubuntu:20.04:LTS
All versions, plus listed versions
5.13.0-1011.13~20.04.25.13.0-1015.19~20.04.15.13.0-1016.20~20.04.15.13.0-1018.22~20.04.15.13.0-1021.26~20.04.1
Show 7 moreShow less
5.13.0-1025.30~20.04.15.13.0-1027.32~20.04.15.13.0-1028.33~20.04.15.13.0-1030.35~20.04.15.13.0-1033.39~20.04.15.13.0-1034.40~20.04.15.13.0-1036.43~20.04.1
None known
linux-oracle-5.8
Ubuntu:20.04:LTS
All versions, plus listed versions
5.8.0-1031.32~20.04.25.8.0-1033.34~20.04.15.8.0-1034.35~20.04.25.8.0-1037.38~20.04.15.8.0-1038.39~20.04.1
None known
linux-raspi2
Ubuntu:20.04:LTS
All versions, plus listed versions
5.3.0-1007.85.3.0-1014.165.3.0-1015.175.3.0-1017.195.4.0-1004.45.4.0-1006.6
None known
linux-riscv
Ubuntu:20.04:LTS
All versions, plus listed versions
5.4.0-24.285.4.0-26.305.4.0-27.315.4.0-28.325.4.0-30.34
Show 7 moreShow less
5.4.0-31.355.4.0-33.375.4.0-34.385.4.0-36.415.4.0-37.425.4.0-39.445.4.0-40.45
None known
linux-riscv-5.11
Ubuntu:20.04:LTS
All versions, plus listed versions
5.11.0-1015.16~20.04.15.11.0-1017.18~20.04.15.11.0-1018.19~20.04.25.11.0-1020.21~20.04.15.11.0-1021.22~20.04.1
Show 8 moreShow less
5.11.0-1022.23~20.04.15.11.0-1023.24~20.04.15.11.0-1024.25~20.04.15.11.0-1026.28~20.04.15.11.0-1028.31~20.04.15.11.0-1029.32~20.04.15.11.0-1030.345.11.0-1031.35
None known
linux-riscv-5.8
Ubuntu:20.04:LTS
All versions, plus listed versions
5.8.0-14.16~20.04.15.8.0-14.16~20.04.35.8.0-16.18~20.04.15.8.0-17.19~20.04.15.8.0-18.20~20.04.1
Show 5 moreShow less
5.8.0-20.22~20.04.15.8.0-22.24~20.04.15.8.0-25.27~20.04.15.8.0-26.28~20.04.15.8.0-29.31~20.04.1
None known
linux-allwinner-5.19
Ubuntu:22.04:LTS
All versions, plus listed versions
5.19.0-1007.7~22.04.15.19.0-1009.9~22.04.15.19.0-1010.10~22.04.15.19.0-1011.11~22.04.15.19.0-1012.12~22.04.15.19.0-1013.13~22.04.15.19.0-1014.14~22.04.15.19.0-1015.15~22.04.1
None known
linux-aws-5.19
Ubuntu:22.04:LTS
All versions, plus listed versions
5.19.0-1019.20~22.04.15.19.0-1020.21~22.04.15.19.0-1022.23~22.04.15.19.0-1023.24~22.04.15.19.0-1024.25~22.04.1
Show 5 moreShow less
5.19.0-1025.26~22.04.15.19.0-1026.27~22.04.15.19.0-1027.28~22.04.15.19.0-1028.29~22.04.15.19.0-1029.30~22.04.1
None known
linux-aws-6.2
Ubuntu:22.04:LTS
All versions, plus listed versions
6.2.0-1005.5~22.04.16.2.0-1006.6~22.04.16.2.0-1007.7~22.04.16.2.0-1008.8~22.04.16.2.0-1009.9~22.04.3
Show 9 moreShow less
6.2.0-1010.10~22.04.16.2.0-1011.11~22.04.16.2.0-1012.12~22.04.16.2.0-1013.13~22.04.16.2.0-1014.14~22.04.16.2.0-1015.15~22.04.16.2.0-1016.16~22.04.16.2.0-1017.17~22.04.16.2.0-1018.18~22.04.1
None known
linux-azure-5.19
Ubuntu:22.04:LTS
All versions, plus listed versions
5.19.0-1020.21~22.04.15.19.0-1021.22~22.04.15.19.0-1022.23~22.04.15.19.0-1023.24~22.04.15.19.0-1025.28~22.04.15.19.0-1026.29~22.04.15.19.0-1027.30~22.04.2
None known
linux-azure-6.2
Ubuntu:22.04:LTS
All versions, plus listed versions
6.2.0-1005.5~22.04.16.2.0-1006.6~22.04.16.2.0-1007.7~22.04.16.2.0-1008.8~22.04.16.2.0-1009.9~22.04.3
Show 8 moreShow less
6.2.0-1011.11~22.04.16.2.0-1012.12~22.04.16.2.0-1014.14~22.04.16.2.0-1015.15~22.04.16.2.0-1016.16~22.04.16.2.0-1017.17~22.04.16.2.0-1018.18~22.04.16.2.0-1019.19~22.04.1
None known
linux-azure-fde-5.19
Ubuntu:22.04:LTS
All versions, plus listed versions
5.19.0-1025.28~22.04.1.15.19.0-1026.29~22.04.1.15.19.0-1027.30~22.04.2.1
None known
linux-azure-fde-6.2
Ubuntu:22.04:LTS
All versions, plus listed versions
6.2.0-1008.8~22.04.1.16.2.0-1009.9~22.04.3.16.2.0-1011.11~22.04.1.16.2.0-1012.12~22.04.1.16.2.0-1014.14~22.04.1.1
Show 5 moreShow less
6.2.0-1015.15~22.04.1.16.2.0-1016.16~22.04.1.16.2.0-1017.17~22.04.1.16.2.0-1018.18~22.04.1.16.2.0-1019.19~22.04.1.1
None known
linux-gcp-5.19
Ubuntu:22.04:LTS
All versions, plus listed versions
5.19.0-1020.22~22.04.25.19.0-1021.23~22.04.15.19.0-1022.24~22.04.15.19.0-1024.26~22.04.15.19.0-1025.27~22.04.15.19.0-1026.28~22.04.15.19.0-1027.29~22.04.15.19.0-1030.32~22.04.1
None known
linux-gcp-6.2
Ubuntu:22.04:LTS
All versions, plus listed versions
6.2.0-1009.9~22.04.36.2.0-1010.10~22.04.16.2.0-1011.11~22.04.16.2.0-1011.11~22.04.36.2.0-1012.12~22.04.1
Show 7 moreShow less
6.2.0-1013.13~22.04.16.2.0-1014.14~22.04.16.2.0-1016.18~22.04.16.2.0-1017.19~22.04.16.2.0-1018.20~22.04.16.2.0-1019.21~22.04.16.2.0-1021.23~22.04.1
None known
linux-hwe-5.19
Ubuntu:22.04:LTS
All versions, plus listed versions
5.19.0-28.29~22.04.15.19.0-32.33~22.04.15.19.0-35.36~22.04.15.19.0-38.39~22.04.15.19.0-40.41~22.04.1
Show 6 moreShow less
5.19.0-41.42~22.04.15.19.0-42.43~22.04.15.19.0-43.44~22.04.15.19.0-45.46~22.04.15.19.0-46.47~22.04.15.19.0-50.50
None known
linux-hwe-6.2
Ubuntu:22.04:LTS
All versions, plus listed versions
6.2.0-25.25~22.04.26.2.0-26.26~22.04.16.2.0-31.31~22.04.16.2.0-32.32~22.04.16.2.0-33.33~22.04.1
Show 5 moreShow less
6.2.0-34.34~22.04.16.2.0-35.35~22.04.16.2.0-36.37~22.04.16.2.0-37.38~22.04.16.2.0-39.40~22.04.1
None known
linux-intel-iot-realtime
Ubuntu:22.04:LTS
All versions, plus listed versions
5.15.0-1073.75
None known
linux-lowlatency-hwe-5.19
Ubuntu:22.04:LTS
All versions, plus listed versions
5.19.0-1017.18~22.04.15.19.0-1018.19~22.04.15.19.0-1021.22~22.04.15.19.0-1022.23~22.04.15.19.0-1023.24~22.04.1
Show 5 moreShow less
5.19.0-1024.25~22.04.15.19.0-1025.26~22.04.15.19.0-1027.28~22.04.15.19.0-1028.29~22.04.15.19.0-1030.30
None known
linux-lowlatency-hwe-6.2
Ubuntu:22.04:LTS
All versions, plus listed versions
6.2.0-1008.8~22.04.16.2.0-1009.9~22.04.16.2.0-1011.11~22.04.16.2.0-1012.12~22.04.16.2.0-1013.13~22.04.1
Show 5 moreShow less
6.2.0-1014.14~22.04.16.2.0-1015.15~22.04.16.2.0-1016.16~22.04.16.2.0-1017.17~22.04.16.2.0-1018.18~22.04.1
None known
linux-nvidia-6.2
Ubuntu:22.04:LTS
All versions, plus listed versions
6.2.0-1003.3~22.04.16.2.0-1009.96.2.0-1010.106.2.0-1011.116.2.0-1012.126.2.0-1013.136.2.0-1015.15
None known
linux-oem-5.17
Ubuntu:22.04:LTS
All versions, plus listed versions
5.17.0-1003.35.17.0-1004.45.17.0-1006.65.17.0-1011.125.17.0-1012.13
Show 21 moreShow less
5.17.0-1013.145.17.0-1014.155.17.0-1015.165.17.0-1016.175.17.0-1017.185.17.0-1018.195.17.0-1019.205.17.0-1020.215.17.0-1021.225.17.0-1024.255.17.0-1025.265.17.0-1026.275.17.0-1027.285.17.0-1028.295.17.0-1029.305.17.0-1030.315.17.0-1031.325.17.0-1032.335.17.0-1033.345.17.0-1034.355.17.0-1035.36
None known
linux-oem-6.0
Ubuntu:22.04:LTS
All versions, plus listed versions
6.0.0-1006.66.0.0-1007.76.0.0-1008.86.0.0-1009.96.0.0-1010.10
Show 11 moreShow less
6.0.0-1011.116.0.0-1012.126.0.0-1013.136.0.0-1014.146.0.0-1015.156.0.0-1016.166.0.0-1017.176.0.0-1018.186.0.0-1019.196.0.0-1020.206.0.0-1021.21
None known
linux-oem-6.1
Ubuntu:22.04:LTS
All versions, plus listed versions
6.1.0-1004.46.1.0-1006.66.1.0-1007.76.1.0-1008.86.1.0-1009.9
Show 22 moreShow less
6.1.0-1010.106.1.0-1012.126.1.0-1013.136.1.0-1014.146.1.0-1015.156.1.0-1016.166.1.0-1017.176.1.0-1019.196.1.0-1020.206.1.0-1021.216.1.0-1022.226.1.0-1023.236.1.0-1024.246.1.0-1025.256.1.0-1026.266.1.0-1027.276.1.0-1028.286.1.0-1029.296.1.0-1033.336.1.0-1034.346.1.0-1035.356.1.0-1036.36
None known
linux-realtime
Ubuntu:22.04:LTS
All versions, plus listed versions
5.15.0-1032.35
None known
linux-riscv
Ubuntu:22.04:LTS
All versions, plus listed versions
5.13.0-1004.45.13.0-1006.6+22.04.15.13.0-1007.7+22.04.15.13.0-1010.11+22.04.15.15.0-1004.4
Show 18 moreShow less
5.15.0-1005.55.15.0-1006.65.15.0-1007.75.15.0-1008.85.15.0-1011.125.15.0-1012.135.15.0-1014.165.15.0-1015.175.15.0-1016.185.15.0-1017.195.15.0-1018.215.15.0-1019.225.15.0-1020.235.15.0-1022.265.15.0-1023.275.15.0-1026.305.15.0-1027.315.15.0-1028.32
None known
linux-riscv-5.19
Ubuntu:22.04:LTS
All versions, plus listed versions
5.19.0-1012.13~22.04.15.19.0-1015.16~22.04.15.19.0-1016.17~22.04.15.19.0-1017.18~22.04.15.19.0-1018.19~22.04.15.19.0-1019.21~22.04.15.19.0-1020.22~22.04.15.19.0-1021.23~22.04.1
None known
linux-starfive-5.19
Ubuntu:22.04:LTS
All versions, plus listed versions
5.19.0-1014.16~22.04.15.19.0-1015.17~22.04.15.19.0-1016.18~22.04.15.19.0-1017.19~22.04.15.19.0-1018.20~22.04.15.19.0-1019.21~22.04.15.19.0-1020.22~22.04.1
None known
linux-starfive-6.2
Ubuntu:22.04:LTS
All versions, plus listed versions
6.2.0-1006.7~22.04.16.2.0-1007.8~22.04.16.2.0-1009.10~22.04.1
None known
linux-raspi-realtime
Ubuntu:24.04:LTS
All versions, plus listed versions
6.8.0-2019.20
None known
linux-vmware
Ubuntu:26.04:LTS
All versions, plus listed versions
7.0.0-1006.6
None known

History

History
RecordedChangedSources
affected, factsOSV
first indexedCVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2021-47339 is a medium vulnerability (CVSS 5.5) in Linux, published May 21, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.24%, the 14th percentile. Fixed in linux 5.14.6-1.

References

This page doesn't list everything

Left out here: 29 versions. The JSON record has them.

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