CVE-2026-72233
8.8
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
In the Linux kernel, the following vulnerability has been resolved:
batman-adv: bla: reacquire gw address after skb realloc
The pskb_may_pull() called by batadv_bla_is_backbone_gw() could reallocate the buffer behind the skb. Variables which were pointing to the old buffer need to be reassigned to avoid an use-after-free.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | 9e794b6bf4a2c65d698d7433ddfabc54a5d53a88 < 41819c5467b6eb8ab4567f0ac98702ce9b6abbb1 | affected |
| Linux | Linux | 9e794b6bf4a2c65d698d7433ddfabc54a5d53a88 < a9ab19fbca86b32e9a9ae9e1a63e70a7eab3400f | affected |
| Linux | Linux | 9e794b6bf4a2c65d698d7433ddfabc54a5d53a88 < 4a6673c55752a7aa41e28f51660eb981504ca088 | affected |
| Linux | Linux | 9e794b6bf4a2c65d698d7433ddfabc54a5d53a88 < ab2bac47a02637df1128a151e81d3ec14767f4bb | affected |
| Linux | Linux | 9e794b6bf4a2c65d698d7433ddfabc54a5d53a88 < dc16bbf53cede1baf564bf0c8a861114b64e18b3 | affected |
| Linux | Linux | 9e794b6bf4a2c65d698d7433ddfabc54a5d53a88 < e5e18886aadd3870e2d84e32a9678317fab1dd9e | affected |
| Linux | Linux | 9e794b6bf4a2c65d698d7433ddfabc54a5d53a88 < f4fb97ecf677cd9c3aa4f3bfc6fbf5b0e4bdbbbf | affected |
| Linux | Linux | 9e794b6bf4a2c65d698d7433ddfabc54a5d53a88 < cdf3b5af2bc4431e58629e8ad2086b1e9185c761 | affected |
| Linux | Linux | 4.12 | affected |
| Linux | Linux | 0 < 4.12 | unaffected |
| Linux | Linux | 5.10.261 <= 5.10.* | unaffected |
| Linux | Linux | 5.15.212 <= 5.15.* | unaffected |
| Linux | Linux | 6.1.178 <= 6.1.* | unaffected |
| Linux | Linux | 6.6.145 <= 6.6.* | unaffected |
| Linux | Linux | 6.12.97 <= 6.12.* | unaffected |
| Linux | Linux | 6.18.40 <= 6.18.* | unaffected |
| Linux | Linux | 7.1.5 <= 7.1.* | unaffected |
| Linux | Linux | 7.2 <= * | unaffected |
Weaknesses
References
- https://git.kernel.org/stable/c/41819c5467b6eb8ab4567f0ac98702ce9b6abbb1
- https://git.kernel.org/stable/c/a9ab19fbca86b32e9a9ae9e1a63e70a7eab3400f
- https://git.kernel.org/stable/c/4a6673c55752a7aa41e28f51660eb981504ca088
- https://git.kernel.org/stable/c/ab2bac47a02637df1128a151e81d3ec14767f4bb
- https://git.kernel.org/stable/c/dc16bbf53cede1baf564bf0c8a861114b64e18b3
- https://git.kernel.org/stable/c/e5e18886aadd3870e2d84e32a9678317fab1dd9e
- https://git.kernel.org/stable/c/f4fb97ecf677cd9c3aa4f3bfc6fbf5b0e4bdbbbf
- https://git.kernel.org/stable/c/cdf3b5af2bc4431e58629e8ad2086b1e9185c761
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