batman-adv: fix integer overflow on buff_pos
Summary
| CVE | CVE-2026-46198 |
|---|---|
| State | PUBLISHED |
| Assigner | Linux |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-05-28 10:16:35 UTC |
| Updated | 2026-06-10 17:09:27 UTC |
| Description | In the Linux kernel, the following vulnerability has been resolved: batman-adv: fix integer overflow on buff_pos Fixing an integer overflow present in batadv_iv_ogm_send_to_if. The size check is done using the int type in batadv_iv_ogm_aggr_packet whereas the buff_pos variable uses the s16 type. This could lead to an out-of-bound read. |
Risk And Classification
Primary CVSS: v3.1 8.8 HIGH from 416baaa9-dc9f-4396-8d5f-8c081fb06d67
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 0.000300000 probability, percentile 0.090130000 (date 2026-06-04)
Problem Types: CWE-190
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | Secondary | 8.8 | HIGH | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| 3.1 | CNA | DECLARED | 8.8 | HIGH | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
CVSS v3.1 Breakdown
Attack Vector
AdjacentAttack Complexity
LowPrivileges Required
NoneUser Interaction
NoneScope
UnchangedConfidentiality
HighIntegrity
HighAvailability
HighCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Linux | Linux Kernel | All | All | All | All |
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Linux | Linux | affected c6c8fea29769d998d94fcec9b9f14d4b52b349d3 867cd090760e8f5cd206f387b47ff9c56fac04e9 git | Not specified |
| CNA | Linux | Linux | affected c6c8fea29769d998d94fcec9b9f14d4b52b349d3 10bb1f366d884d506c38a947b43026a75d1afe9a git | Not specified |
| CNA | Linux | Linux | affected c6c8fea29769d998d94fcec9b9f14d4b52b349d3 96c9c0ed9a9579a9085765aceaa4556a6666eb82 git | Not specified |
| CNA | Linux | Linux | affected c6c8fea29769d998d94fcec9b9f14d4b52b349d3 f61499359fa529f0d45a53bf7c573a49eb6322e6 git | Not specified |
| CNA | Linux | Linux | affected c6c8fea29769d998d94fcec9b9f14d4b52b349d3 974542d1efc48b7e9fe16184e647615cba39969b git | Not specified |
| CNA | Linux | Linux | affected c6c8fea29769d998d94fcec9b9f14d4b52b349d3 bf872db54f91ffe70104b98c20068b2d5910e018 git | Not specified |
| CNA | Linux | Linux | affected c6c8fea29769d998d94fcec9b9f14d4b52b349d3 b252797bfced986d6d92ec2f4cfcca842ce8aa78 git | Not specified |
| CNA | Linux | Linux | affected c6c8fea29769d998d94fcec9b9f14d4b52b349d3 0799e5943611006b346b8813c7daf7dd5aa26bfd git | Not specified |
| CNA | Linux | Linux | affected 2.6.38 | Not specified |
| CNA | Linux | Linux | unaffected 2.6.38 semver | Not specified |
| CNA | Linux | Linux | unaffected 5.10.258 5.10.* semver | Not specified |
| CNA | Linux | Linux | unaffected 5.15.209 5.15.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.1.175 6.1.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.6.140 6.6.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.12.90 6.12.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.18.32 6.18.* semver | Not specified |
| CNA | Linux | Linux | unaffected 7.0.9 7.0.* semver | Not specified |
| CNA | Linux | Linux | unaffected 7.1-rc4 * original_commit_for_fix | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| git.kernel.org/stable/c/f61499359fa529f0d45a53bf7c573a49eb6322e6 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | Patch |
| git.kernel.org/stable/c/10bb1f366d884d506c38a947b43026a75d1afe9a | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | Patch |
| git.kernel.org/stable/c/b252797bfced986d6d92ec2f4cfcca842ce8aa78 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | Patch |
| git.kernel.org/stable/c/974542d1efc48b7e9fe16184e647615cba39969b | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | Patch |
| git.kernel.org/stable/c/0799e5943611006b346b8813c7daf7dd5aa26bfd | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | Patch |
| git.kernel.org/stable/c/bf872db54f91ffe70104b98c20068b2d5910e018 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | Patch |
| git.kernel.org/stable/c/867cd090760e8f5cd206f387b47ff9c56fac04e9 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | Patch |
| git.kernel.org/stable/c/96c9c0ed9a9579a9085765aceaa4556a6666eb82 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | Patch |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.