CVE-2026-80992

In the Linux kernel, the following vulnerability has been resolved: net: ravb: avoid dereferencing an invalid PTP clock The PTP clock is unavailable before the first open, so querying its index can dereference a NULL pointer. Registration failures can also leave an error pointer in priv-ptp.clock...

UBUNTU-CVE-2026-80991

In the Linux kernel, the following vulnerability has been resolved: net: ravb: serialize PTP clock teardown ravbptpinterrupt can race with ravbptpstop and pass the clock to ptpclockevent while ptpclockunregister is freeing it. This can lead to a use-after-free. Use READONCE and WRITEONCE for...

UBUNTU-CVE-2026-80992

In the Linux kernel, the following vulnerability has been resolved: net: ravb: avoid dereferencing an invalid PTP clock The PTP clock is unavailable before the first open, so querying its index can dereference a NULL pointer. Registration failures can also leave an error pointer in priv-ptp.clock...

CVE-2026-80991 net: ravb: serialize PTP clock teardown

In the Linux kernel, the following vulnerability has been resolved: net: ravb: serialize PTP clock teardown ravbptpinterrupt can race with ravbptpstop and pass the clock to ptpclockevent while ptpclockunregister is freeing it. This can lead to a use-after-free. Use READONCE and WRITEONCE for...

EUVD-2026-76315

In the Linux kernel, the following vulnerability has been resolved: net: ravb: avoid dereferencing an invalid PTP clock The PTP clock is unavailable before the first open, so querying its index can dereference a NULL pointer. Registration failures can also leave an error pointer in priv-ptp.clock...

CVE-2026-80992

CVE-2026-80992 is a NULL pointer dereference in the Linux kernel's net: ravb (RENESAS AVB Ethernet) driver. The PTP clock is unavailable before the first open, so querying its index can dereference a NULL pointer; registration failures can also leave an error pointer in priv->ptp.clock. Red Ha...

CVE-2026-80992

In the Linux kernel, the following vulnerability has been resolved: net: ravb: avoid dereferencing an invalid PTP clock The PTP clock is unavailable before the first open, so querying its index can dereference a NULL pointer. Registration failures can also leave an error pointer in priv-ptp.clock...

CVE-2026-80992 net: ravb: avoid dereferencing an invalid PTP clock

In the Linux kernel, the following vulnerability has been resolved: net: ravb: avoid dereferencing an invalid PTP clock The PTP clock is unavailable before the first open, so querying its index can dereference a NULL pointer. Registration failures can also leave an error pointer in priv-ptp.clock...

EUVD-2026-76314

In the Linux kernel, the following vulnerability has been resolved: net: ravb: serialize PTP clock teardown ravbptpinterrupt can race with ravbptpstop and pass the clock to ptpclockevent while ptpclockunregister is freeing it. This can lead to a use-after-free. Use READONCE and WRITEONCE for...

CVE-2026-80991 net: ravb: serialize PTP clock teardown

In the Linux kernel, the following vulnerability has been resolved: net: ravb: serialize PTP clock teardown ravbptpinterrupt can race with ravbptpstop and pass the clock to ptpclockevent while ptpclockunregister is freeing it. This can lead to a use-after-free. Use READONCE and WRITEONCE for...

CVE-2026-80991

A race condition in the Linux kernel's net: ravb Ethernet driver can lead to a use-after-free during PTP clock teardown. Specifically, ravb_ptp_interrupt() can race with ravb_ptp_stop(), passing the PTP clock to ptp_clock_event() while ptp_clock_unregister() is freeing it. The fix serializes tear...

CVE-2026-80992 net: ravb: avoid dereferencing an invalid PTP clock

In the Linux kernel, the following vulnerability has been resolved: net: ravb: avoid dereferencing an invalid PTP clock The PTP clock is unavailable before the first open, so querying its index can dereference a NULL pointer. Registration failures can also leave an error pointer in priv-ptp.clock...

CVE-2026-80991

In the Linux kernel, the following vulnerability has been resolved: net: ravb: serialize PTP clock teardown ravbptpinterrupt can race with ravbptpstop and pass the clock to ptpclockevent while ptpclockunregister is freeing it. This can lead to a use-after-free. Use READONCE and WRITEONCE for...

PT-2026-90122

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the ravb network component where the system may dereference a NULL pointer when querying the index of a PTP Precision Time Protocol clock before the first open...

CVE-2026-80992: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net: ravb: avoid dereferencing an invalid PTP clock The PTP clock is unavailable before the first open, so querying its index can dereference a NULL pointer. Registration failures can also leave an error pointer in priv-ptp.clock...

PT-2026-96572

In the Linux kernel, the following vulnerability has been resolved: net: ravb: avoid dereferencing an invalid PTP clock The PTP clock is unavailable before the first open, so querying its index can dereference a NULL pointer. Registration failures can also leave an error pointer in priv-ptp.clock...

PT-2026-96351

In the Linux kernel, the following vulnerability has been resolved: net: ravb: serialize PTP clock teardown ravb ptp interrupt can race with ravb ptp stop and pass the clock to ptp clock event while ptp clock unregister is freeing it. This can lead to a use-after-free. Use READ ONCE and WRITE ONC...

PT-2026-90121

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the RAVB Real-time Audio-over-Ethernet component of the network subsystem. A race condition occurs between the ravb ptp interrupt and ravb ptp stop...

SUSE CVE-2026-72414

In the Linux kernel, the following vulnerability has been resolved: net: dsa: sja1105: round up PTP perout pin duration pinduration is converted from the user-provided period to SJA1105 clock ticks and is later passed as the cycletime argument to futurebasetime. Very small period values may becom...

CVE-2026-80724

In the Linux kernel, the following vulnerability has been resolved: ptp: vmclock: prevent read-only mappings from becoming writable vmclockmiscdevmmap rejects writable mappings of the shared vmclock ABI page with -EROFS, but leaves VMMAYWRITE set. Userspace can map the page read-only and then...