CVE-2026-89949
batman-adv: dat: avoid unaligned fault in IP extraction
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: batman-adv: dat: avoid unaligned fault in IP extraction Independent of the alignment of the ARP packet in the SKB, either the batadv_arp_ip_src or the batadv_arp_ip_dst will have an unaligned access (on HW without native unaligned read support). Use get_unaligned() to handle this properly on all architectures.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Sep 16, 2026 |
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Affected Versions
Linux / Linux
5c3a0e5535933349a5d6e6bc8b704e0611f21d3f < b1bbc694ca51adb8dbed3f3235b4fcbdb44e0e20 5c3a0e5535933349a5d6e6bc8b704e0611f21d3f < 15dbfb37f0e1a085d48deeb8f5238e9d28127dde 5c3a0e5535933349a5d6e6bc8b704e0611f21d3f < a170d4617e8cca05a1314de61728a262ef272782 5c3a0e5535933349a5d6e6bc8b704e0611f21d3f < c74a4acf41d19f21199dec2d6c813c90d31cd02c 5c3a0e5535933349a5d6e6bc8b704e0611f21d3f < 91c99b4e152023c7d458a5dedd52d2b0d7df4ce3 5c3a0e5535933349a5d6e6bc8b704e0611f21d3f < 1cfa7d5f70d54cb8c7e82df739430782d1996ee1 5c3a0e5535933349a5d6e6bc8b704e0611f21d3f < 0c2df865338bbf92aa45b9253e5f9b8ef2d9992f 5c3a0e5535933349a5d6e6bc8b704e0611f21d3f < 0121afa52cdb88cfb4d5d7bd126a23a9100121d8
Linux / Linux
3.8
References
git.kernel.org: https://git.kernel.org/stable/c/b1bbc694ca51adb8dbed3f3235b4fcbdb44e0e20 git.kernel.org: https://git.kernel.org/stable/c/15dbfb37f0e1a085d48deeb8f5238e9d28127dde git.kernel.org: https://git.kernel.org/stable/c/a170d4617e8cca05a1314de61728a262ef272782 git.kernel.org: https://git.kernel.org/stable/c/c74a4acf41d19f21199dec2d6c813c90d31cd02c git.kernel.org: https://git.kernel.org/stable/c/91c99b4e152023c7d458a5dedd52d2b0d7df4ce3 git.kernel.org: https://git.kernel.org/stable/c/1cfa7d5f70d54cb8c7e82df739430782d1996ee1 git.kernel.org: https://git.kernel.org/stable/c/0c2df865338bbf92aa45b9253e5f9b8ef2d9992f git.kernel.org: https://git.kernel.org/stable/c/0121afa52cdb88cfb4d5d7bd126a23a9100121d8