A NULL pointer dereference flaw was found in the btrfs_rm_device function in fs/btrfs/volumes.c in the Linux Kernel, where triggering the bug requires ‘CAP_SYS_ADMIN’. This flaw allows a local attacker to crash the system or leak kernel internal information. The highest threat from this vulnerability is to system availability.
References
| Link | Resource |
|---|---|
| https://bugzilla.redhat.com/show_bug.cgi?id=1997958 | Issue Tracking Patch Third Party Advisory |
| https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e4571b8c5e9ffa1e85c0c671995bd4dcc5c75091 | Mailing List Patch Vendor Advisory |
| https://github.com/torvalds/linux/commit/e4571b8c5e9ffa1e85c0c671995bd4dcc5c75091 | Exploit Patch Third Party Advisory |
| https://security.netapp.com/advisory/ntap-20220407-0006/ | Third Party Advisory |
| https://ubuntu.com/security/CVE-2021-3739 | Third Party Advisory |
| https://www.openwall.com/lists/oss-security/2021/08/25/3 | Mailing List Patch Third Party Advisory |
Configurations
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History
09 Nov 2023, 14:44
| Type | Values Removed | Values Added |
|---|---|---|
| First Time |
Netapp h500e Firmware
Netapp h300e Netapp h410s Netapp h700s Netapp h500e Netapp h700e Netapp h500s Firmware Netapp h700e Firmware Netapp h410s Firmware Netapp h410c Netapp h700s Firmware Netapp h500s Netapp h300s Netapp h300e Firmware Netapp h300s Firmware Netapp h410c Firmware |
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| CPE | cpe:2.3:h:netapp:baseboard_management_controller_h300e:-:*:*:*:*:*:*:* cpe:2.3:o:netapp:baseboard_management_controller_h500s_firmware:-:*:*:*:*:*:*:* cpe:2.3:h:netapp:baseboard_management_controller_h500s:-:*:*:*:*:*:*:* cpe:2.3:h:netapp:baseboard_management_controller_h500e:-:*:*:*:*:*:*:* cpe:2.3:o:netapp:baseboard_management_controller_h410s_firmware:-:*:*:*:*:*:*:* cpe:2.3:o:netapp:baseboard_management_controller_h300e_firmware:-:*:*:*:*:*:*:* cpe:2.3:o:netapp:baseboard_management_controller_h700e_firmware:-:*:*:*:*:*:*:* cpe:2.3:h:netapp:baseboard_management_controller_h410c:-:*:*:*:*:*:*:* cpe:2.3:o:netapp:baseboard_management_controller_h300s_firmware:-:*:*:*:*:*:*:* cpe:2.3:o:netapp:baseboard_management_controller_h500e_firmware:-:*:*:*:*:*:*:* cpe:2.3:h:netapp:baseboard_management_controller_h300s:-:*:*:*:*:*:*:* cpe:2.3:o:netapp:baseboard_management_controller_h410c_firmware:-:*:*:*:*:*:*:* cpe:2.3:h:netapp:baseboard_management_controller_h700s:-:*:*:*:*:*:*:* cpe:2.3:o:netapp:baseboard_management_controller_h700s_firmware:-:*:*:*:*:*:*:* cpe:2.3:h:netapp:baseboard_management_controller_h700e:-:*:*:*:*:*:*:* |
cpe:2.3:h:netapp:h700s:-:*:*:*:*:*:*:* cpe:2.3:h:netapp:h300s:-:*:*:*:*:*:*:* cpe:2.3:o:netapp:h700e_firmware:-:*:*:*:*:*:*:* cpe:2.3:h:netapp:h700e:-:*:*:*:*:*:*:* cpe:2.3:o:netapp:h300e_firmware:-:*:*:*:*:*:*:* cpe:2.3:o:netapp:h300s_firmware:-:*:*:*:*:*:*:* cpe:2.3:h:netapp:h500e:-:*:*:*:*:*:*:* cpe:2.3:h:netapp:h300e:-:*:*:*:*:*:*:* cpe:2.3:o:netapp:h700s_firmware:-:*:*:*:*:*:*:* cpe:2.3:o:netapp:h500s_firmware:-:*:*:*:*:*:*:* cpe:2.3:o:netapp:h500e_firmware:-:*:*:*:*:*:*:* cpe:2.3:o:netapp:h410c_firmware:-:*:*:*:*:*:*:* cpe:2.3:h:netapp:h410c:-:*:*:*:*:*:*:* cpe:2.3:h:netapp:h410s:-:*:*:*:*:*:*:* cpe:2.3:h:netapp:h500s:-:*:*:*:*:*:*:* cpe:2.3:o:netapp:h410s_firmware:-:*:*:*:*:*:*:* |
Information
Published : 2022-03-10 17:43
Updated : 2024-02-28 19:09
NVD link : CVE-2021-3739
Mitre link : CVE-2021-3739
CVE.ORG link : CVE-2021-3739
JSON object : View
Products Affected
netapp
- h700s
- h300s
- h300s_firmware
- h500e_firmware
- h700e_firmware
- h300e_firmware
- h410s_firmware
- h700e
- h500s
- h500e
- h410c_firmware
- h410c
- h700s_firmware
- h410s
- h300e
- h500s_firmware
linux
- linux_kernel
fedoraproject
- fedora
CWE
CWE-476
NULL Pointer Dereference