CVE-2022-50040
In the Linux kernel, the following vulnerability has been resolved: net: dsa: sja1105: fix buffer overflow in sja1105_setup_devlink_regions() If an error occurs in dsa_devlink_region_create(), then 'priv->regions' array will be accessed by negative…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.25%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
In the Linux kernel, the following vulnerability has been resolved: net: dsa: sja1105: fix buffer overflow in sja1105_setup_devlink_regions() If an error occurs in dsa_devlink_region_create(), then 'priv->regions' array will be accessed by negative index '-1'. Found by Linux Verification Center (linuxtesting.org) with SVACE.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.25% probability · 17th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Affected
- linux/linux kernel
- Source
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
References
- https://git.kernel.org/stable/c/7983e1e44cb322eba6af84160b6d18df80603fb8Patch
- https://git.kernel.org/stable/c/79f86b862416126a2e826cb74224180d6625a32fPatch
- https://git.kernel.org/stable/c/e84c6321f3578c38cb3c24258db91a92672b17a8Patch
- https://git.kernel.org/stable/c/fd8e899cdb5ecaf8e8ee73854a99e10807eef1dePatch
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.