VulnerabilityAnalyzed
CVE-2021-47539
In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix rxrpc_peer leak in rxrpc_look_up_bundle() Need to call rxrpc_put_peer() for bundle candidate before kfree() as it holds a ref to rxrpc_peer. [DH: v2: Changed to abstract out…
MEDIUM 5.5EPSS 0.22%
Does this matter?
Lower severity and a low EPSS score (0.22%). Track it; it rarely justifies an emergency change on its own.
Description
In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix rxrpc_peer leak in rxrpc_look_up_bundle() Need to call rxrpc_put_peer() for bundle candidate before kfree() as it holds a ref to rxrpc_peer. [DH: v2: Changed to abstract out the bundle freeing code into a function]
- CVSS 3.1
- 5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.22% probability · 13th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-401
- Affected
- linux/linux kernel
- Source
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
References
- https://git.kernel.org/stable/c/35b40f724c4ef0f683d94dab3af9ab38261d782bPatch
- https://git.kernel.org/stable/c/bc97458620e38961af9505cc060ad4cf5c9e4af7Patch
- https://git.kernel.org/stable/c/ca77fba821351190777b236ce749d7c4d353102ePatch
- https://git.kernel.org/stable/c/35b40f724c4ef0f683d94dab3af9ab38261d782bPatch
- https://git.kernel.org/stable/c/bc97458620e38961af9505cc060ad4cf5c9e4af7Patch
- https://git.kernel.org/stable/c/ca77fba821351190777b236ce749d7c4d353102ePatch
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.