An issue was discovered in the Linux kernel through 5.2.13. nbd_genl_status in drivers/block/nbd.c does not check the nla_nest_start_noflag return value.
Fix
Patch, vendor advisory and mitigation references on NVD 4
- https://lore.kernel.org/patchwork/patch/1106884/ Mailing List, Patch, Vendor Advisory
- https://lore.kernel.org/patchwork/patch/1126650/ Patch, Vendor Advisory
- https://lore.kernel.org/patchwork/patch/1106884/ Mailing List, Patch, Vendor Advisory
- https://lore.kernel.org/patchwork/patch/1126650/ Patch, Vendor Advisory
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 1
- First seenCVSS 4.1 · linuxNVD modified 2026-10-08 21:17
Affected (CPE criteria) 1
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
References 16
- https://lore.kernel.org/patchwork/patch/1106884/ Mailing List, Patch, Vendor Advisory
- https://lore.kernel.org/patchwork/patch/1126650/ Patch, Vendor Advisory
- https://security.netapp.com/advisory/ntap-20191004-0001/ Third Party Advisory
- https://support.f5.com/csp/article/K03814795?utm_source=f5support&%3Butm_medium=RSS
- https://usn.ubuntu.com/4414-1/
- https://usn.ubuntu.com/4425-1/
- https://usn.ubuntu.com/4439-1/
- https://usn.ubuntu.com/4440-1/
- https://lore.kernel.org/patchwork/patch/1106884/ Mailing List, Patch, Vendor Advisory
- https://lore.kernel.org/patchwork/patch/1126650/ Patch, Vendor Advisory
- https://security.netapp.com/advisory/ntap-20191004-0001/ Third Party Advisory
- https://support.f5.com/csp/article/K03814795?utm_source=f5support&%3Butm_medium=RSS
- https://usn.ubuntu.com/4414-1/
- https://usn.ubuntu.com/4425-1/
- https://usn.ubuntu.com/4439-1/
- https://usn.ubuntu.com/4440-1/