CVE-2025-38694

Summary

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

media: dvb-frontends: dib7090p: fix null-ptr-deref in dib7090p_rw_on_apb()

In dib7090p_rw_on_apb, msg is controlled by user. When msg[0].buf is null and msg[0].len is zero, former checks on msg[0].buf would be passed. If accessing msg[0].buf[2] without sanity check, null pointer deref would happen. We add check on msg[0].len to prevent crash. Similar issue occurs when access msg[1].buf[0] and msg[1].buf[1].

Similar commit: commit 0ed554fd769a ("media: dvb-usb: az6027: fix null-ptr-deref in az6027_i2c_xfer()")

Affected Software

VendorProductVersion RangeStatus
LinuxLinux713d54a8bd812229410a1902cd9b332a2a27af9f < bc07cae4f36bb18d5b6a9ed835c1278ca44ec82eaffected
LinuxLinux713d54a8bd812229410a1902cd9b332a2a27af9f < ce8b7c711b9c4f040b5419729d0972db8e374324affected
LinuxLinux713d54a8bd812229410a1902cd9b332a2a27af9f < 529fd5593b721e6f4370c591f5086649ed149ff6affected
LinuxLinux713d54a8bd812229410a1902cd9b332a2a27af9f < c33280d6bd668dbdc5a5f07887cc63a52ab4789caffected
LinuxLinux713d54a8bd812229410a1902cd9b332a2a27af9f < 09906650484a09b3a4d4b3d3065395856810becdaffected
LinuxLinux713d54a8bd812229410a1902cd9b332a2a27af9f < 0bb32863426afe0badac25c28d59021f211d0f48affected
LinuxLinux713d54a8bd812229410a1902cd9b332a2a27af9f < a0f744d6cdde81d7382e183f77a4080a39b206cdaffected
LinuxLinux713d54a8bd812229410a1902cd9b332a2a27af9f < 19eb5d8e6aa1169d368a4d69aae5572950deb89daffected
LinuxLinux713d54a8bd812229410a1902cd9b332a2a27af9f < ce5cac69b2edac3e3246fee03e8f4c2a1075238baffected
LinuxLinux2.6.39affected
LinuxLinux0 < 2.6.39unaffected
LinuxLinux5.4.297 <= 5.4.*unaffected
LinuxLinux5.10.241 <= 5.10.*unaffected
LinuxLinux5.15.190 <= 5.15.*unaffected
LinuxLinux6.1.149 <= 6.1.*unaffected
LinuxLinux6.6.103 <= 6.6.*unaffected
LinuxLinux6.12.43 <= 6.12.*unaffected
LinuxLinux6.15.11 <= 6.15.*unaffected
LinuxLinux6.16.2 <= 6.16.*unaffected
LinuxLinux6.17 <= *unaffected

Weaknesses

ADP Enrichment

CVE Program Container

Additional References

Additional References

References