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CVE-2026-72230

batman-adv: frag: free unfragmentable packet

N/A
Published: August 15, 2026 at 05:54 AM UTC
Updated: August 17, 2026 at 06:18 AM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
N/A
Exploit prediction
EPSS 0.2%

Description

In the Linux kernel, the following vulnerability has been resolved: batman-adv: frag: free unfragmentable packet The caller of batadv_frag_send_packet() assume that the skb provided to the function are always consumed. But the pre-check for an empty payload or the zero fragment size returned an error without any further actions. A failed pre-check must use the same error handling code as the rest of the function.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel· Linux
95%
3.13 ≤ v < 5.10.2613.13 ≤ v < 5.15.2123.13 ≤ v < 6.1.1783.13 ≤ v < 6.12.973.13 ≤ v < 6.18.403.13 ≤ v < 6.6.1453.13 ≤ v < 7.1.53.13 ≤ v < 7.23.13ee75ed88879af88558818a5c6609d85f60ff0df4
Vendor states this is fixed in 04ccbed8179e7d4d0906d00939300ddc5b48ce7e (fixed)
Vendor states this is fixed in 08047838817561cef33ada9774a2a4663d499ecb (fixed)
Vendor states this is fixed in 59e1da1ab354d1f2b7bab8d44f846262f990ad9d (fixed)
Vendor states this is fixed in 601dff01a03ecced59938cdd69eeb2c66e4158f2 (fixed)
Vendor states this is fixed in 6b628425aed49a1c7a4ffc997583840fc582d32b (fixed)
Vendor states this is fixed in 740542f11bf8c86411c429fbd7f84fc6bee80e76 (fixed)
Vendor states this is fixed in 8f54162e07d3eea1e4ff21464cf2a815d79b6510 (fixed)
Vendor states this is fixed in a5155aeeae8ead3c6081f7f197608033e4dcfe75 (fixed)
Vendor states this is fixed in 3.13 (unaffected)
Vendor states this is fixed in 5.10.261 (unaffected)
Vendor states this is fixed in 5.15.212 (unaffected)
Vendor states this is fixed in 6.1.178 (unaffected)
Vendor states this is fixed in 6.12.97 (unaffected)
Vendor states this is fixed in 6.18.40 (unaffected)
Vendor states this is fixed in 6.6.145 (unaffected)
Vendor states this is fixed in 7.1.5 (unaffected)
Vendor states this is fixed in 7.2 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (8)

Source: cverecord
https://git.kernel.org/stable/c/a5155aeeae8ead3c6081f7f197608033e4dcfe75
Source: cverecord
https://git.kernel.org/stable/c/04ccbed8179e7d4d0906d00939300ddc5b48ce7e
Source: cverecord
https://git.kernel.org/stable/c/601dff01a03ecced59938cdd69eeb2c66e4158f2
Source: cverecord
https://git.kernel.org/stable/c/740542f11bf8c86411c429fbd7f84fc6bee80e76
Source: cverecord
https://git.kernel.org/stable/c/59e1da1ab354d1f2b7bab8d44f846262f990ad9d
Source: cverecord
https://git.kernel.org/stable/c/8f54162e07d3eea1e4ff21464cf2a815d79b6510
Source: cverecord
https://git.kernel.org/stable/c/08047838817561cef33ada9774a2a4663d499ecb
Source: cverecord
https://git.kernel.org/stable/c/6b628425aed49a1c7a4ffc997583840fc582d32b

Quick Info

StatusRECEIVED

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