#VU93243 Buffer overflow in Linux kernel
Vulnerability identifier: #VU93243
Vulnerability risk: Low
CVSSv3.1: 4.8 [AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-119
Exploitation vector: Local
Exploit availability: No
Vulnerable software:
Linux kernel
Operating systems & Components /
Operating system
Vendor: Linux Foundation
Description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory corruption within the get_word() function in drivers/accessibility/speakup/main.c. A local user can perform a denial of service (DoS) attack.
Mitigation
Install update from vendor's website.
Vulnerable software versions
Linux kernel:
External links
http://git.kernel.org/stable/c/0d130158db29f5e0b3893154908cf618896450a8
http://git.kernel.org/stable/c/89af25bd4b4bf6a71295f07e07a8ae7dc03c6595
http://git.kernel.org/stable/c/8defb1d22ba0395b81feb963b96e252b097ba76f
http://git.kernel.org/stable/c/0efb15c14c493263cb3a5f65f5ddfd4603d19a76
http://git.kernel.org/stable/c/c8d2f34ea96ea3bce6ba2535f867f0d4ee3b22e1
http://git.kernel.org/stable/c/756c5cb7c09e537b87b5d3acafcb101b2ccf394f
http://git.kernel.org/stable/c/8f6b62125befe1675446923e4171eac2c012959c
http://git.kernel.org/stable/c/6401038acfa24cba9c28cce410b7505efadd0222
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
