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CVE-2021-47049

Drivers: hv: vmbus: Use after free in __vmbus_open() PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: vmbus: Use after free in __vmbus_open() The "open_info" variable is added to the &vmbus_connection.chn_msg_list, but the error handling frees "open_info" without removing it from the list. This will result in a use after free. First remove it from the list, and then free it.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected 6f3d791f300618caf82a2be0c27456edd76d5164 before d5c7b42c9f56ca46b286daa537d181bd7f69214f; affected 6f3d791f300618caf82a2be0c27456edd76d5164 before f37dd5d1b5d38a79a4f7b8dd7bbb705505f05560; affected 6f3d791f300618caf82a2be0c27456edd76d5164 before 2728f289b3270b0e273292b46c534421a33bbfd5; affected 6f3d791f300618caf82a2be0c27456edd76d5164 before 3e9bf43f7f7a46f21ec071cb47be92d0874c48da; affected 6b32d45bd59982751beb8220e442b40b2706647f; affected 4.13.9 before 4.14
Linux / Linuxaffected 4.14; unaffected 0 before 4.14; unaffected 5.10.37 through 5.10.*; unaffected 5.11.21 through 5.11.*; unaffected 5.12.4 through 5.12.*; unaffected 5.13 through *

CWE

No CWE identifiers supplied.

References

ADP enrichment

CVE

No English description supplied.

CISA-ADP

No English description supplied.

No references supplied.