Linux Distros Unpatched Vulnerability : CVE-2026-53175

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - inet: frags: fix use-after-free caused by the fqdirpreexit flush On netns teardown, fqdirpreexit walks the fqdir rhashtable and flushes every fragment queue tha...

SUSE CVE-2026-53175

In the Linux kernel, the following vulnerability has been resolved: inet: frags: fix use-after-free caused by the fqdirpreexit flush On netns teardown, fqdirpreexit walks the fqdir rhashtable and flushes every fragment queue that is not yet complete using inetfragqueueflush. That helper frees all...

CVE-2026-53175

In the Linux kernel, the following vulnerability has been resolved: inet: frags: fix use-after-free caused by the fqdirpreexit flush On netns teardown, fqdirpreexit walks the fqdir rhashtable and flushes every fragment queue that is not yet complete using inetfragqueueflush. That helper frees all...

EUVD-2026-39266

In the Linux kernel, the following vulnerability has been resolved: inet: frags: fix use-after-free caused by the fqdirpreexit flush On netns teardown, fqdirpreexit walks the fqdir rhashtable and flushes every fragment queue that is not yet complete using inetfragqueueflush. That helper frees all...

CVE-2026-53175

The CVE-2026-53175 entries describe a use-after-free in the Linux kernel’s fragment reassembly during netns teardown. Root cause: fqdir_pre_exit() flushes fragment queues but may leave freed skbs referenced by fragment queue state (fragments_tail/last_run_head) before INET_FRAG_COMPLETE is set, a...

CVE-2026-53175 inet: frags: fix use-after-free caused by the fqdir_pre_exit() flush

In the Linux kernel, the following vulnerability has been resolved: inet: frags: fix use-after-free caused by the fqdirpreexit flush On netns teardown, fqdirpreexit walks the fqdir rhashtable and flushes every fragment queue that is not yet complete using inetfragqueueflush. That helper frees all...

CVE-2026-53175 inet: frags: fix use-after-free caused by the fqdir_pre_exit() flush

In the Linux kernel, the following vulnerability has been resolved: inet: frags: fix use-after-free caused by the fqdirpreexit flush On netns teardown, fqdirpreexit walks the fqdir rhashtable and flushes every fragment queue that is not yet complete using inetfragqueueflush. That helper frees all...

PT-2026-52271

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists during network namespace teardown. The function fqdir pre exit flushes incomplete fragment queues via inet frag queue flush, which frees queued socket buffe...

SUSE CVE-2026-31417

In the Linux kernel, the following vulnerability has been resolved: net/x25: Fix overflow when accumulating packets Add a check to ensure that x25sock.fraglen does not overflow. The fraglen also needs to be resetted when purging fragmentqueue in x25clearqueues...

EUVD-2026-21938

In the Linux kernel, the following vulnerability has been resolved: net/x25: Fix overflow when accumulating packets Add a check to ensure that x25sock.fraglen does not overflow. The fraglen also needs to be resetted when purging fragmentqueue in x25clearqueues...

CVE-2026-31417

In the Linux kernel, the following vulnerability has been resolved: net/x25: Fix overflow when accumulating packets Add a check to ensure that x25sock.fraglen does not overflow. The fraglen also needs to be resetted when purging fragmentqueue in x25clearqueues...

CVE-2026-31417

In the Linux kernel, the following vulnerability has been resolved: net/x25: Fix overflow when accumulating packets Add a check to ensure that x25sock.fraglen does not overflow. The fraglen also needs to be resetted when purging fragmentqueue in x25clearqueues...

CVE-2026-31417 net/x25: Fix overflow when accumulating packets

In the Linux kernel, the following vulnerability has been resolved: net/x25: Fix overflow when accumulating packets Add a check to ensure that x25sock.fraglen does not overflow. The fraglen also needs to be resetted when purging fragmentqueue in x25clearqueues...

CVE-2026-31417

The CVE-2026-31417 issue affects the Linux kernel’s net/x25 implementation. Affected component: x25_sock.fraglen can overflow during packet accumulation, with the root cause involving missing overflow checks and an incorrect fraglen reset when fragment_queue is purged in x25_clear_queues(). The p...

CVE-2026-31417 net/x25: Fix overflow when accumulating packets

In the Linux kernel, the following vulnerability has been resolved: net/x25: Fix overflow when accumulating packets Add a check to ensure that x25sock.fraglen does not overflow. The fraglen also needs to be resetted when purging fragmentqueue in x25clearqueues...

PT-2026-32343

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An overflow occurs when accumulating packets in the net/x25 component. The issue is caused by a lack of validation to ensure that the x25 sock.fraglen variable does not overflow...

CVE-2025-68768

In the Linux kernel, the following vulnerability has been resolved: inet: frags: flush pending skbs in fqdirpreexit We have been seeing occasional deadlocks on pernetopsrwsem since September in NIPA. The stuck task was usually modprobe often loading a driver like ipvlan, trying to take the lock a...

AZL-74360 CVE-2025-68768 affecting package kernel 6.6.126.1-1

In the Linux kernel, the following vulnerability has been resolved: inet: frags: flush pending skbs in fqdirpreexit We have been seeing occasional deadlocks on pernetopsrwsem since September in NIPA. The stuck task was usually modprobe often loading a driver like ipvlan, trying to take the lock a...

UBUNTU-CVE-2025-68768

In the Linux kernel, the following vulnerability has been resolved: inet: frags: flush pending skbs in fqdirpreexit We have been seeing occasional deadlocks on pernetopsrwsem since September in NIPA. The stuck task was usually modprobe often loading a driver like ipvlan, trying to take the lock a...

CVE-2025-68768 inet: frags: flush pending skbs in fqdir_pre_exit()

In the Linux kernel, the following vulnerability has been resolved: inet: frags: flush pending skbs in fqdirpreexit We have been seeing occasional deadlocks on pernetopsrwsem since September in NIPA. The stuck task was usually modprobe often loading a driver like ipvlan, trying to take the lock a...