kernel/bpf/verifier.c in the Linux kernel through 5.12.7 enforces incorrect limits for pointer arithmetic operations, aka CID-bb01a1bba579. This can be abused to perform out-of-bounds reads and writes in kernel memory, leading to local privilege escalation to root. In particular, there is a corner case where the off reg causes a masking direction change, which then results in an incorrect final aux->alu_limit.
References
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History
25 Mar 2024, 01:15
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07 Nov 2023, 03:35
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13 May 2022, 20:47
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CPE | cpe:2.3:h:netapp:h500e:-:*:*:*:*:*:*:* cpe:2.3:a:netapp:solidfire_baseboard_management_controller:-:*:*:*:*:*:*:* cpe:2.3:o:netapp:h700s_firmware:-:*:*:*:*:*:*:* cpe:2.3:o:netapp:h300e_firmware:-:*:*:*:*:*:*:* cpe:2.3:o:netapp:h300s_firmware:-:*:*:*:*:*:*:* cpe:2.3:h:netapp:h700s:-:*:*:*:*:*:*:* cpe:2.3:a:netapp:solidfire_\&_hci_management_node:-:*:*:*:*:*:*:* cpe:2.3:o:netapp:h500e_firmware:-:*:*:*:*:*:*:* cpe:2.3:h:netapp:h300e:-:*:*:*:*:*:*:* cpe:2.3:o:netapp:h700e_firmware:-:*:*:*:*:*:*:* cpe:2.3:o:netapp:h500s_firmware:-:*:*:*:*:*:*:* cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:* cpe:2.3:h:netapp:h700e:-:*:*:*:*:*:*:* cpe:2.3:h:netapp:h410s:-:*:*:*:*:*:*:* cpe:2.3:h:netapp:h300s:-:*:*:*:*:*:*:* cpe:2.3:o:netapp:h410s_firmware:-:*:*:*:*:*:*:* cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* cpe:2.3:h:netapp:h500s:-:*:*:*:*:*:*:* |
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First Time |
Netapp h300e Firmware
Netapp h410s Firmware Netapp solidfire \& Hci Management Node Netapp Netapp h500s Firmware Netapp h700s Netapp h500e Firmware Netapp solidfire Baseboard Management Controller Netapp h700e Netapp h300e Netapp cloud Backup Netapp h700e Firmware Netapp h300s Firmware Netapp h700s Firmware Netapp h500s Netapp h500e Netapp h300s Netapp h410s |
02 Jun 2021, 20:38
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CVSS |
v2 : v3 : |
v2 : 7.2
v3 : 7.8 |
CPE | cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* |
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CWE | CWE-787 | |
References | (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JJCABL43FT3FKRX5DBPZG25FNKR6CEK4/ - Mailing List, Third Party Advisory | |
References | (MISC) https://www.openwall.com/lists/oss-security/2021/05/27/1 - Mailing List, Patch, Third Party Advisory |
01 Jun 2021, 06:15
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27 May 2021, 13:15
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New CVE |
Information
Published : 2021-05-27 13:15
Updated : 2024-03-25 01:15
NVD link : CVE-2021-33200
Mitre link : CVE-2021-33200
CVE.ORG link : CVE-2021-33200
JSON object : View
Products Affected
netapp
- h700s_firmware
- h700e
- h700e_firmware
- h700s
- h300s_firmware
- cloud_backup
- h300s
- solidfire_\&_hci_management_node
- h300e
- h500e_firmware
- h500s
- h410s
- h410s_firmware
- h500s_firmware
- h300e_firmware
- h500e
- solidfire_baseboard_management_controller
linux
- linux_kernel
fedoraproject
- fedora
CWE
CWE-787
Out-of-bounds Write