ALSA: pcm: Move rwsem lock inside snd_ctl_elem_read to prevent UAF

A use-after-free flaw was found in sndctlelemread in sound/core/control.c in Advanced Linux Sound Architecture ALSA subsystem in the Linux kernel. In this flaw a normal privileged, local attacker may impact the system due to a locking issue in the compat path, leading to a kernel information leak...

SUSE CVE-2014-4655

The sndctlelemadd function in sound/core/control.c in the ALSA control implementation in the Linux kernel before 3.15.2 does not properly maintain the userctlcount value, which allows local users to cause a denial of service integer overflow and limit bypass by leveraging /dev/snd/controlCX acces...

Use after free in SNDRV_CTL_IOCTL_ELEM in Linux Kernel

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The vulnerability of the OpenLDAP protocol, related to the reallocation of memory, allows a hacker to perform a denial-of-service attack.

The vulnerability of the OpenLDAP protocol lies in the repeated memory release that occurs during the processing of control elements involving value return filters. Exploiting this vulnerability allows a malicious actor to perform a denial-of-service attack by sending a specially crafted request ...

CVE-2020-11725

sndctlelemadd in sound/core/control.c in the Linux kernel through 5.6.3 has a count=info-owner line, which later affects a privatesizecount multiplication for unspecified "interesting side effects." NOTE: kernel engineers dispute this finding, because it could be relevant only if new callers were...