CVE-2026-43383
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2026
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
net/tcp-md5: Fix MAC comparison to be constant-time
In the Linux kernel, the following vulnerability has been resolved: net/tcp-md5: Fix MAC comparison to be constant-time To prevent timing attacks, MACs need to be compared in constant time. Use the appropriate helper function for this.
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
Linux
- Vendor
- Linux
- Product
- Linux
- Platforms
- Unknown
- Default status
unaffected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| cfb6eeb4c860592edd123fdea908d23c6ad1c7dc | affected | git | 821c8751fdeecdeecabeb11704dd33439c9e4bbc | Unavailable | None listed |
| cfb6eeb4c860592edd123fdea908d23c6ad1c7dc | affected | git | ff44ec94d4fc8348600a69de0a8fa1102c23bce8 | Unavailable | None listed |
| cfb6eeb4c860592edd123fdea908d23c6ad1c7dc | affected | git | 345a9530756528d7ca407663d659c3c40e75c3dd | Unavailable | None listed |
| cfb6eeb4c860592edd123fdea908d23c6ad1c7dc | affected | git | 5d305a95130a8d08b9545e47f1e18d29d59866cb | Unavailable | None listed |
| cfb6eeb4c860592edd123fdea908d23c6ad1c7dc | affected | git | 02669e2a4d207068edce7e8b5fafd85822018ce6 | Unavailable | None listed |
| cfb6eeb4c860592edd123fdea908d23c6ad1c7dc | affected | git | ae3831b44f477de048287493e184fc3ff913b624 | Unavailable | None listed |
| cfb6eeb4c860592edd123fdea908d23c6ad1c7dc | affected | git | b502e97e29d791ff7a8051f29a414535739be218 | Unavailable | None listed |
| cfb6eeb4c860592edd123fdea908d23c6ad1c7dc | affected | git | 46d0d6f50dab706637f4c18a470aac20a21900d3 | Unavailable | None listed |
Linux
- Vendor
- Linux
- Product
- Linux
- Platforms
- Unknown
- Default status
affected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 2.6.20 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 0 | unaffected | semver | 2.6.20 | Unavailable | None listed |
| 5.10.253 | unaffected | semver | Unavailable | 5.10.* | None listed |
| 5.15.210 | unaffected | semver | Unavailable | 5.15.* | None listed |
| 6.1.167 | unaffected | semver | Unavailable | 6.1.* | None listed |
| 6.6.130 | unaffected | semver | Unavailable | 6.6.* | None listed |
| 6.12.78 | unaffected | semver | Unavailable | 6.12.* | None listed |
| 6.18.19 | unaffected | semver | Unavailable | 6.18.* | None listed |
| 6.19.9 | unaffected | semver | Unavailable | 6.19.* | None listed |
| 7.0 | unaffected | original_commit_for_fix | Unavailable | * | None listed |