VulnCheck KEV: CVE-2026-99999

In the Linux kernel, the following vulnerability has been resolved: ipv4: validate checksumstart before completing checksum If a packet with bad checksum metadata gets into the ipv4 stack, skbchecksumhelp can corrupt the network header and cause a bunch of mischief. This was discovered and report...

UBUNTU-CVE-2026-98847

In the Linux kernel, the following vulnerability has been resolved: rtc: spear: initialize IRQ state before requesting alarm IRQ devmrequestirq enables the interrupt before it returns, so the handler may run while probe is still initializing the device. Initialize the MMIO address and spinlock...

CVE-2026-98847

In the Linux kernel, the following vulnerability has been resolved: rtc: spear: initialize IRQ state before requesting alarm IRQ devmrequestirq enables the interrupt before it returns, so the handler may run while probe is still initializing the device. Initialize the MMIO address and spinlock...

CVE-2026-98846

In the Linux kernel, the following vulnerability has been resolved: sctp: check RCVSHUTDOWN after the sendmsg connect wait sctpwaitforconnect drops the socket lock while it sleeps. An out-of-the-blue ABORT can then be processed from the socket backlog and unlink the association. If a concurrent...

UBUNTU-CVE-2026-98845

In the Linux kernel, the following vulnerability has been resolved: tpm: Disable TPM on null key name mismatch The null key name check exists to protect against TPM reset attacks, so a mismatch should stop the device from serving further requests. Currently it does not disable the chip when it...

UBUNTU-CVE-2026-98764

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: ffs: Fix NULL pointer dereference in FUNCTIONFSENDPOINTDESC When user space sets up FunctionFS with only full-speed descriptors e.g., flags = FUNCTIONFSHASFSDESC and the gadget operates at a higher speed such as...

CVE-2026-98710

In the Linux kernel, the following vulnerability has been resolved: wifi: iwlegacy: 3945: free EEPROM data on remove il3945pciprobe calls ileeprominit, which allocates memory for the EEPROM data. The probe failure paths release this allocation with ileepromfree, but the remove path does not free ...

exploit_linux_kernel4.13

This repo contains an old poc that combines three CVEs CVE-2017-14954, CVE-2017-18344, CVE-2017-5123. The poc is a Local Privilege Escalation for Linux Kernel 4.13 tested on Ubuntu. The exploit uses an info leak CVE-2017-14954 to bypass KASLR, an arbitrary read CVE-2017-18344 to read the kernel...

CVE-2021-3493

CVE-2021-3493 Ubuntu OverlayFS Local Privesc Affected Versions Ubuntu 20.10 Ubuntu 20.04 LTS Ubuntu 19.04 Ubuntu 18.04 LTS Ubuntu 16.04 LTS Ubuntu 14.04 ESM Usage gcc exploit.c -o exploit ./exploit Description "Ubuntu specific issue in the overlayfs file system in the Linux kernel where it did no...

SUSE CVE-2026-98433

In the Linux kernel, the following vulnerability has been resolved: KVM: PPC: Book3S HV: fix secure device page leak on uvpagein failure In kvmppcsvmpagein, if uvpagein fails after kvmppcuvmemgetpage has succeeded, the secure device page is never released. kvmppcuvmemgetpage sets a bit in...

SUSE CVE-2026-98434

In the Linux kernel, the following vulnerability has been resolved: sysctl: Check range in procdointvecmsjiffiesminmax Add the range check to doprocintconvmsjiffiesminmax that commit d174174c6776 "sysctl: replace SYSCTLINTCONVCUSTOM macro with functions" incorrectly removed...

SUSE CVE-2026-98437

In the Linux kernel, the following vulnerability has been resolved: media: qcom: iris: fix runtime PM reference leaks Use pmruntimeresumeandget in irisenablepowerdomains to avoid leaking a runtime PM usage count on failure. Also ensure pmruntimeputsync is always called in irisdisablepowerdomains,...

SUSE CVE-2026-98438

In the Linux kernel, the following vulnerability has been resolved: mptcp: options: fix uninit-value in mptcpwritedatafin When sending a DATAFIN without data, and because the DATAFIN occupies 1 octet of the connection-level sequence space 1, it is then required to add a DSS mapping with specific...

SUSE CVE-2026-98439

In the Linux kernel, the following vulnerability has been resolved: smb/server: cancel async requests when closing connection An async request may still be waiting when a connection is closed. This can stop the connection from closing. Cancel active async requests before waiting for them to finis...

SUSE CVE-2026-98440

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: nv: Delay freeing of shadow S2 structures until VM destruction We free the shadow S2 structures from kvmarchflushshadowall, which is a Bad Ideatm. Freeing the page tables is fair game this is what this callback is for...

SUSE CVE-2026-98441

In the Linux kernel, the following vulnerability has been resolved: net/sched: actct: avoid modifying shared unconfirmed ct entry In a case where skb with an unconfirmed ct entry gets cloned, we may end up processing both again but with different sets of extensions. The series of events: 1. The...

SUSE CVE-2026-98442

In the Linux kernel, the following vulnerability has been resolved: net/sched: actct: fix helper UAF due to extensions realloc While calling the helpers, a raw pointer to the extensions area is wired into expectations list: - nfcthelper - helper-help - nfctexpectrelatedreport - nfctexpectinsert -...

SUSE CVE-2026-98443

In the Linux kernel, the following vulnerability has been resolved: xfs: fix cursor and pointer handling when recovering iunlink buckets LOLLM pointed out a bug in xlogrecoveriunlinkbucket: 1. We don't null out previp after releasing it, which can lead to UAF problems if the inodegc flush call in...

SUSE CVE-2026-98444

In the Linux kernel, the following vulnerability has been resolved: xfs: drop dquot flush lock when we can't find a buffer to flush LOLLM noticed that xfsqmflushone fails to drop the dquot flush lock if it can't grab the buffer associated with the dquot. Since there's no buffer, nobody else is...

SUSE CVE-2026-98446

In the Linux kernel, the following vulnerability has been resolved: xfs: don't let hiddenspace go negative in xfsmetafileresvinit LOLLM points out that if the amount of fdblocks that we can reserve for a metadata btree file goes below the space already used by that file, then the hiddenspace...