CVE-2025-21997
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2025
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
xsk: fix an integer overflow in xp_create_and_assign_umem()
In the Linux kernel, the following vulnerability has been resolved: xsk: fix an integer overflow in xp_create_and_assign_umem() Since the i and pool->chunk_size variables are of type 'u32', their product can wrap around and then be cast to 'u64'. This can lead to two different XDP buffers pointing to the same memory area. Found by InfoTeCS on behalf of Linux Verification Center (linuxtesting.org) with SVACE.
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) |
|---|---|---|---|---|---|
| 94033cd8e73b8632bab7c8b7bb54caa4f5616db7 | affected | git | 205649d642a5b376724f04f3a5b3586815e43d3b | Unavailable | None listed |
| 94033cd8e73b8632bab7c8b7bb54caa4f5616db7 | affected | git | b7b4be1fa43294b50b22e812715198629806678a | Unavailable | None listed |
| 94033cd8e73b8632bab7c8b7bb54caa4f5616db7 | affected | git | 130290f44bce0eead2b827302109afc3fe189ddd | Unavailable | None listed |
| 94033cd8e73b8632bab7c8b7bb54caa4f5616db7 | affected | git | c7670c197b0f1a8726ad5c87bc2bf001a1fc1bbd | Unavailable | None listed |
| 94033cd8e73b8632bab7c8b7bb54caa4f5616db7 | affected | git | 559847f56769037e5b2e0474d3dbff985b98083d | 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) |
|---|---|---|---|---|---|
| 5.16 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 0 | unaffected | semver | 5.16 | Unavailable | None listed |
| 6.1.132 | unaffected | semver | Unavailable | 6.1.* | None listed |
| 6.6.85 | unaffected | semver | Unavailable | 6.6.* | None listed |
| 6.12.21 | unaffected | semver | Unavailable | 6.12.* | None listed |
| 6.13.9 | unaffected | semver | Unavailable | 6.13.* | None listed |
| 6.14 | unaffected | original_commit_for_fix | Unavailable | * | None listed |