CVE-2026-90259
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)
btrfs: qgroup: fix a wrong length calculation in qgroup_free_reserved_data()
In the Linux kernel, the following vulnerability has been resolved: btrfs: qgroup: fix a wrong length calculation in qgroup_free_reserved_data() In that function, we round down the start position and round up the ending position. But during the calculation of @len, we use "round_up(start + len, sectorsize)", which is the rounded up end position, not the rounded up length. Which results a much larger length, and later we are still using "start + len", which is completely incorrect. Fix it by declaring a local @aligned_start and @aligned_len and use them instead.
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) |
|---|---|---|---|---|---|
| bc42bda22345efdb5d8b578d1b4df2c6eaa85c58 | affected | git | 202ac9e469b78817512921c5db05cc2140e4ca43 | Unavailable | None listed |
| bc42bda22345efdb5d8b578d1b4df2c6eaa85c58 | affected | git | 34adc843c28e5cd1f533a1d64f51b0f756fdf945 | Unavailable | None listed |
| bc42bda22345efdb5d8b578d1b4df2c6eaa85c58 | affected | git | e6edde29990af8064b9d12217ec03db231ccd55d | Unavailable | None listed |
| bc42bda22345efdb5d8b578d1b4df2c6eaa85c58 | affected | git | c4c136555ff90f1e2921cc42da43daac0ef9985e | Unavailable | None listed |
| bc42bda22345efdb5d8b578d1b4df2c6eaa85c58 | affected | git | 9102b179512e11644fb0489ae62010a09afa199c | 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) |
|---|---|---|---|---|---|
| 4.13 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 0 | unaffected | semver | 4.13 | Unavailable | None listed |
| 6.6.160 | unaffected | semver | Unavailable | 6.6.* | None listed |
| 6.12.114 | unaffected | semver | Unavailable | 6.12.* | None listed |
| 6.18.52 | unaffected | semver | Unavailable | 6.18.* | None listed |
| 7.2.6 | unaffected | semver | Unavailable | 7.2.* | None listed |
| 7.3 | unaffected | original_commit_for_fix | Unavailable | * | None listed |