CVE-2026-43393

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Source

https://cve.org/CVERecord?id=CVE-2026-43393

Import Source

JSON Data

https://api.osv.dev/v1/vulns/CVE-2026-43393

Downstream

Related

Published

2026-05-08T14:21:37Z

Modified

2026-08-12T03:51:30Z

Summary

btrfs: fix chunk map leak in btrfs_map_block() after btrfs_chunk_map_num_copies()

Details

In the Linux kernel, the following vulnerability has been resolved:

btrfs: fix chunk map leak in btrfs_map_block() after btrfs_chunk_map_num_copies()

Fix a chunk map leak in btrfs_map_block(): if we return early with -EINVAL, we're not freeing the chunk map that we've just looked up.

Database specific

{
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/43xxx/CVE-2026-43393.json"
}

References

Affected packages

Type: GIT
Repo: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events: Introduced

0ae653fbec2b9fbc72c65a0c99528990bfb2136d

Fixed

0e4aaf5a3212b6a469c2489637c29a8e2a5062a5

Fixed

7bdf00ed75c477252578068dba19934cd825f20a

Fixed

4f90c5c2698383984102401b1724b0b67da832ab

Fixed

f15fb3d41543244d1179f423da4a4832a55bc050

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-43393.json"

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-43393.json"