CVE-2026-80586
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)
mptcp: options: reset DSS fields in case of unexpected size
In the Linux kernel, the following vulnerability has been resolved: mptcp: options: reset DSS fields in case of unexpected size A remote peer could send a malformed DSS with a wrong size, followed by another DSS or MPC + Data. In this case, the first suboption will be ignored, but leaving some fields written, which could lead to inconsistency or access uninitialized data. Explicitly reset the fields that could have been modified in case of unexpected size.
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) |
|---|---|---|---|---|---|
| 648ef4b88673dadb8463bf0d4b10fbf33d55def8 | affected | git | 15e35fdad7a5576bf3f1c8d688877aeb5d1b506b | Unavailable | None listed |
| 648ef4b88673dadb8463bf0d4b10fbf33d55def8 | affected | git | b1256090816ec46011601e084be580731df58fc7 | Unavailable | None listed |
| 648ef4b88673dadb8463bf0d4b10fbf33d55def8 | affected | git | 192878df582c51d440bf7b91a15f297f29f2b596 | Unavailable | None listed |
| 648ef4b88673dadb8463bf0d4b10fbf33d55def8 | affected | git | 26dac5c9ffb20812b475fdf253eb04fab99cff3b | Unavailable | None listed |
| 648ef4b88673dadb8463bf0d4b10fbf33d55def8 | affected | git | 4e80eff5c1c893aca2ac1d202f0b256d2e52ecde | Unavailable | None listed |
| 648ef4b88673dadb8463bf0d4b10fbf33d55def8 | affected | git | 1fade1b2ac5b1a4948e538fae7313bea57b5ac36 | Unavailable | None listed |
| 648ef4b88673dadb8463bf0d4b10fbf33d55def8 | affected | git | 27ed642a4e7e4b5df4b8522c72c457a67e052493 | Unavailable | None listed |
| 648ef4b88673dadb8463bf0d4b10fbf33d55def8 | affected | git | 35772b4981f38ba8059372cde8753e8e477e98ec | 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) |
|---|---|---|---|---|---|
| 5.6 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 0 | unaffected | semver | 5.6 | Unavailable | None listed |
| 5.10.266 | unaffected | semver | Unavailable | 5.10.* | None listed |
| 5.15.217 | unaffected | semver | Unavailable | 5.15.* | None listed |
| 6.1.184 | unaffected | semver | Unavailable | 6.1.* | None listed |
| 6.6.153 | unaffected | semver | Unavailable | 6.6.* | None listed |
| 6.12.105 | unaffected | semver | Unavailable | 6.12.* | None listed |
| 6.18.46 | unaffected | semver | Unavailable | 6.18.* | None listed |
| 7.1.10 | unaffected | semver | Unavailable | 7.1.* | None listed |
| 7.2 | unaffected | original_commit_for_fix | Unavailable | * | None listed |