CVE-2026-23399
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)
nf_tables: nft_dynset: fix possible stateful expression memleak in error path
In the Linux kernel, the following vulnerability has been resolved: nf_tables: nft_dynset: fix possible stateful expression memleak in error path If cloning the second stateful expression in the element via GFP_ATOMIC fails, then the first stateful expression remains in place without being released. unreferenced object (percpu) 0x607b97e9cab8 (size 16): comm "softirq", pid 0, jiffies 4294931867 hex dump (first 16 bytes on cpu 3): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 backtrace (crc 0): pcpu_alloc_noprof+0x453/0xd80 nft_counter_clone+0x9c/0x190 [nf_tables] nft_expr_clone+0x8f/0x1b0 [nf_tables] nft_dynset_new+0x2cb/0x5f0 [nf_tables] nft_rhash_update+0x236/0x11c0 [nf_tables] nft_dynset_eval+0x11f/0x670 [nf_tables] nft_do_chain+0x253/0x1700 [nf_tables] nft_do_chain_ipv4+0x18d/0x270 [nf_tables] nf_hook_slow+0xaa/0x1e0 ip_local_deliver+0x209/0x330
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) |
|---|---|---|---|---|---|
| 563125a73ac30d7036ae69ca35c40500562c1de4 | affected | git | eb7bf413e59945df03d4567b73ce464eebe2f4ea | Unavailable | None listed |
| 563125a73ac30d7036ae69ca35c40500562c1de4 | affected | git | 4357dbb1d9c35ca0b4443d71c98a48e6666f7689 | Unavailable | None listed |
| 563125a73ac30d7036ae69ca35c40500562c1de4 | affected | git | e6661add2d9c6913e1dad97336595e23a2bed195 | Unavailable | None listed |
| 563125a73ac30d7036ae69ca35c40500562c1de4 | affected | git | d1354873cbe3b344899c4311ac05897fd83e3f21 | Unavailable | None listed |
| 563125a73ac30d7036ae69ca35c40500562c1de4 | affected | git | 31641c682db73353e4647e40735c7f2a75ff58ef | Unavailable | None listed |
| 563125a73ac30d7036ae69ca35c40500562c1de4 | affected | git | c88a9fd26cee365bec932196f76175772a941cca | Unavailable | None listed |
| 563125a73ac30d7036ae69ca35c40500562c1de4 | affected | git | 0548a13b5a145b16e4da0628b5936baf35f51b43 | 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) |
|---|---|---|---|---|---|
| 5.11 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 0 | unaffected | semver | 5.11 | Unavailable | None listed |
| 5.15.209 | unaffected | semver | Unavailable | 5.15.* | None listed |
| 6.1.175 | unaffected | semver | Unavailable | 6.1.* | None listed |
| 6.6.136 | unaffected | semver | Unavailable | 6.6.* | None listed |
| 6.12.78 | unaffected | semver | Unavailable | 6.12.* | None listed |
| 6.18.20 | unaffected | semver | Unavailable | 6.18.* | None listed |
| 6.19.10 | unaffected | semver | Unavailable | 6.19.* | None listed |
| 7.0 | unaffected | original_commit_for_fix | Unavailable | * | None listed |