CVE-2026-74321 btrfs: fix invalid pointer dereference in __btrfs_run_delayed_refs()

🗓️ 15 Aug 2026 05:58:17Reported by GoogleType

osv🔗 osv.dev👁 2 Views

Btrfs invalid pointer dereference in __btrfs_run_delayed_refs() when ERR_PTR(-EAGAIN) is passed to spin_lock, causing kernel panic.

Source	Link
git	www.git.kernel.org/stable/c/015dc4a1e0c2cba551d4620eba13d26d5081dc34
git	www.git.kernel.org/stable/c/3b15d02be05e74321adb1e0ae0cb4ccfba7c6cb1
git	www.git.kernel.org/stable/c/486f8298b6188ff11ef1f4be7f1d5d2e4d1b1fae
git	www.git.kernel.org/stable/c/65770111a2d47c2b15e20b2ba92bb12198f289d4
git	www.git.kernel.org/stable/c/9faa6b69ad73f03c7bde53e07d75a28822dc9a1a
git	www.git.kernel.org/stable/c/a71143590ce9764dbcb47617647592ff8b4d48bc
git	www.git.kernel.org/stable/c/ba9fa2ff5981589bb49094d3358c339b37c47f53
git	www.git.kernel.org/stable/c/c372ca227e16bace86f1df1fa4ae6849e2fcfa28
github	www.github.com/CVEProject/cvelistV5/tree/main/cves/2026/74xxx/CVE-2026-74321.json
nvd	www.nvd.nist.gov/vuln/detail/CVE-2026-74321

16 Aug 2026 03:48Current

5.5Medium risk

Vulners AI Score5.5