The vulnerability of the netlbl_unlabel_addrinfo_get() function in the net/netlabel/netlabel_unlabeled.c module, which is part of the networking functions in the Linux kernel, allows a hacker to cause a service failure.

The vulnerability of the netlblunlabeladdrinfoget function in the net/netlabel/netlabelunlabeled.c module, which is part of the networking functions in the Linux kernel, relates to the occurrence of operations outside the buffer in memory. Exploiting this vulnerability could allow an attacker to...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-100131)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-100131 advisory. In the Linux kernel, the following vulnerability has been resolved: netlabel: validate unlabeled address and mask attribute lengths netlblunlabeladdrinfoget used the...

Linux Distros Unpatched Vulnerability : CVE-2026-53238

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - netlabel: validate unlabeled address and mask attribute lengths netlblunlabeladdrinfoget used the address attribute length to determine whether the attribute da...

netlabel: validate unlabeled address and mask attribute lengths

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SUSE CVE-2026-53238

In the Linux kernel, the following vulnerability has been resolved: netlabel: validate unlabeled address and mask attribute lengths netlblunlabeladdrinfoget used the address attribute length to determine whether the attribute data could be read as an IPv4 or IPv6 address, but did not independentl...

CVE-2026-53238

In the Linux kernel, the following vulnerability has been resolved: netlabel: validate unlabeled address and mask attribute lengths netlblunlabeladdrinfoget used the address attribute length to determine whether the attribute data could be read as an IPv4 or IPv6 address, but did not independentl...

AZL-90873 CVE-2026-53238 affecting package kernel for versions less than 6.6.143.1-1

In the Linux kernel, the following vulnerability has been resolved: netlabel: validate unlabeled address and mask attribute lengths netlblunlabeladdrinfoget used the address attribute length to determine whether the attribute data could be read as an IPv4 or IPv6 address, but did not independentl...

UBUNTU-CVE-2026-53238

In the Linux kernel, the following vulnerability has been resolved: netlabel: validate unlabeled address and mask attribute lengths netlblunlabeladdrinfoget used the address attribute length to determine whether the attribute data could be read as an IPv4 or IPv6 address, but did not independentl...

CVE-2026-53238

In the Linux kernel, the following vulnerability has been resolved: netlabel: validate unlabeled address and mask attribute lengths netlblunlabeladdrinfoget used the address attribute length to determine whether the attribute data could be read as an IPv4 or IPv6 address, but did not independentl...

CVE-2026-53238

In the Linux kernel, the following vulnerability has been resolved: netlabel: validate unlabeled address and mask attribute lengths netlblunlabeladdrinfoget used the address attribute length to determine whether the attribute data could be read as an IPv4 or IPv6 address, but did not independentl...

CVE-2026-53238 netlabel: validate unlabeled address and mask attribute lengths

In the Linux kernel, the following vulnerability has been resolved: netlabel: validate unlabeled address and mask attribute lengths netlblunlabeladdrinfoget used the address attribute length to determine whether the attribute data could be read as an IPv4 or IPv6 address, but did not independentl...

CVE-2026-53238

In the Linux kernel, the following vulnerability has been resolved: netlabel: validate unlabeled address and mask attribute lengths netlblunlabeladdrinfoget used the address attribute length to determine whether the attribute data could be read as an IPv4 or IPv6 address, but did not independentl...

EUVD-2026-39329

In the Linux kernel, the following vulnerability has been resolved: netlabel: validate unlabeled address and mask attribute lengths netlblunlabeladdrinfoget used the address attribute length to determine whether the attribute data could be read as an IPv4 or IPv6 address, but did not independentl...

CVE-2026-53238

CVE-2026-53238 affects the Linux kernel netlabel/privacy path in netlbl_unlabel_addrinfo_get, where the address attribute length was used to infer IPv4/IPv6 data but the corresponding mask length was not independently validated. A crafted Generic Netlink request could supply a valid IPv4/IPv6 add...

CVE-2026-53238: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: netlabel: validate unlabeled address and mask attribute lengths netlblunlabeladdrinfoget used the address attribute length to determine whether the attribute data could be read as an IPv4 or IPv6 address, but did not independentl...

kernel: Fix of 14 CVEs

nfnetlinkosf: validate individual option lengths in fingerprints CVE-2026-23397 - netfilter: nfnetlinkosf: avoid OOB read CVE-2026-23397 - bonding: limit BONDMODE8023AD to Ethernet devices CVE-2026-23099 - netlabel: fix out-of-bounds memory accesses CVE-2019-25160 - ext4: always check block group...

PT-2026-52333

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the netlabel component where the netlbl unlabel addrinfo get function fails to independently validate the length of the mask attribute. While the function uses the...

UBUNTU-CVE-2025-71304

In the Linux kernel, the following vulnerability has been resolved: smack: /smack/doi: accept previously used values Writing to /smack/doi a value that has ever been written there in the past disables networking for non-ambient labels. E.g. cat /smack/doi 3 netlabelctl -p cipso list Configured...

CVE-2025-71304 smack: /smack/doi: accept previously used values

In the Linux kernel, the following vulnerability has been resolved: smack: /smack/doi: accept previously used values Writing to /smack/doi a value that has ever been written there in the past disables networking for non-ambient labels. E.g. cat /smack/doi 3 netlabelctl -p cipso list Configured...

Azure Linux 3.0 Security Update: hyperv-daemons (CVE-2019-25160)

The version of hyperv-daemons installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2019-25160 advisory. - In the Linux kernel, the following vulnerability has been resolved: netlabel: fix out-of-bounds memo...