CVE-2025-21715

Summary

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

net: davicom: fix UAF in dm9000_drv_remove

dm is netdev private data and it cannot be used after free_netdev() call. Using dm after free_netdev() can cause UAF bug. Fix it by moving free_netdev() at the end of the function.

This is similar to the issue fixed in commit ad297cd2db89 ("net: qcom/emac: fix UAF in emac_remove").

This bug is detected by our static analysis tool.

Affected Software

VendorProductVersion RangeStatus
LinuxLinuxd28e783c20033b90a64d4e1307bafb56085d8184 < db79e982c5f9e39ab710cbce55b05f2f5e6f1ca9affected
LinuxLinux4fd0654b8f2129b68203974ddee15f804ec011c2 < a53cb72043443ac787ec0b5fa17bb3f8ff3d462baffected
LinuxLinuxcf9e60aa69ae6c40d3e3e4c94dd6c8de31674e9b < 7d7d201eb3b766abe590ac0dda7a508b7db3e357affected
LinuxLinuxcf9e60aa69ae6c40d3e3e4c94dd6c8de31674e9b < c94ab07edc2843e2f3d46dbd82e5c681503aaadfaffected
LinuxLinuxcf9e60aa69ae6c40d3e3e4c94dd6c8de31674e9b < c411f9a5fdc9158e8f7c57eac961d3df3eb4d8caaffected
LinuxLinuxcf9e60aa69ae6c40d3e3e4c94dd6c8de31674e9b < 5a54367a7c2378c65aaa4d3cfd952f26adef7aa7affected
LinuxLinuxcf9e60aa69ae6c40d3e3e4c94dd6c8de31674e9b < 2013c95df6752d9c88221d0f0f37b6f197969390affected
LinuxLinuxcf9e60aa69ae6c40d3e3e4c94dd6c8de31674e9b < 19e65c45a1507a1a2926649d2db3583ed9d55fd9affected
LinuxLinuxd182994b2b6e23778b146a230efac8f1d77a3445affected
LinuxLinux427b3fc3d5244fef9c1f910a9c699f2690642f83affected
LinuxLinux9c49181c201d434186ca6b1a7b52e29f4169f6f8affected
LinuxLinux9808f032c4d971cbf2b01411a0a2a8ee0040efe3affected
LinuxLinuxa1f308089257616cdb91b4334c5eaa81ae17e387affected
LinuxLinux5.4.106 < 5.4.291affected
LinuxLinux5.10.24 < 5.10.235affected
LinuxLinux4.4.262 < 4.5affected
LinuxLinux4.9.262 < 4.10affected
LinuxLinux4.14.226 < 4.15affected
LinuxLinux4.19.181 < 4.20affected
LinuxLinux5.11.7 < 5.12affected
LinuxLinux5.12affected
LinuxLinux0 < 5.12unaffected
LinuxLinux5.4.291 <= 5.4.*unaffected
LinuxLinux5.10.235 <= 5.10.*unaffected
LinuxLinux5.15.179 <= 5.15.*unaffected
LinuxLinux6.1.129 <= 6.1.*unaffected
LinuxLinux6.6.76 <= 6.6.*unaffected
LinuxLinux6.12.13 <= 6.12.*unaffected
LinuxLinux6.13.2 <= 6.13.*unaffected
LinuxLinux6.14 <= *unaffected

Weaknesses

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: total

CVE Program Container

Additional References

References