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CVE-2022-48873

misc: fastrpc: Don't remove map on creater_process and device_release PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: Don't remove map on creater_process and device_release Do not remove the map from the list on error path in fastrpc_init_create_process, instead call fastrpc_map_put, to avoid use-after-free. Do not remove it on fastrpc_device_release either, call fastrpc_map_put instead. The fastrpc_free_map is the only proper place to remove the map. This is called only after the reference count is 0.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected b49f6d83e290f17e20f4e5cf31288d3bb4955ea6 before 4b5c44e924a571d0ad07054de549624fbc04e4d7; affected b49f6d83e290f17e20f4e5cf31288d3bb4955ea6 before 193cd853145b63e670bd73740250983af1475330; affected b49f6d83e290f17e20f4e5cf31288d3bb4955ea6 before 1b7b7bb400dd13dcb03fc6e591bb7ca4664bbec8; affected b49f6d83e290f17e20f4e5cf31288d3bb4955ea6 before 35ddd482345c43d9eec1f3406c0f20a95ed4054b; affected b49f6d83e290f17e20f4e5cf31288d3bb4955ea6 before 5bb96c8f9268e2fdb0e5321cbc358ee5941efc15; affected aaf5aa44934ad069cac805923c49f6968b9a0d49; affected 5.1.6 before 5.2
Linux / Linuxaffected 5.2; unaffected 0 before 5.2; unaffected 5.4.230 through 5.4.*; unaffected 5.10.165 through 5.10.*; unaffected 5.15.90 through 5.15.*; unaffected 6.1.8 through 6.1.*; unaffected 6.2 through *

CWE

No CWE identifiers supplied.

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.