VDB

CISA-2021-47207

CISA-2021-47207 PUBLISHED

Reported by Linux · Published April 10, 2024

In the Linux kernel, the following vulnerability has been resolved: ALSA: gus: fix null pointer dereference on pointer block The pointer block return from snd_gf1_dma_next_block could be null, so there is a potential null pointer dereference issue. Fix this by adding a null check before dereference.

Affected Products

VendorProductVersions
LinuxLinux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
LinuxLinux2.6.12, 0, 4.4.293
linuxlinux_kernel2.6.12, 2.6.12, 2.6.12
LinuxLinux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2

Timeline

  • Apr 10, 2024 CVE Published
  • Dec 18, 2025 CVE Updated

References

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