DirtyCred

DirtyCred: Escalating Privilege in Linux Kernel DirtyCred is a kernel exploitation concept that swaps unprivileged kernel credentials with privileged ones to escalate privilege. Instead of overwriting any critical data fields on kernel heap, DirtyCred abuses the heap memory reuse mechanism to get...

The vulnerability of the `of_unittest_changeset()` function in the `drivers/of/unittest.c` module of the Linux operating system’s device and open-source driver tree allows a attacker to compromise the confidentiality, integrity, and accessibility of protected information.

The vulnerability of the ofunittestchangeset function in the drivers/of/unittest.c module of the Linux device and open-source kernel tree driver framework is related to the reutilization of previously freed memory. Exploiting this vulnerability could allow an attacker to compromise the...

The vulnerability of the `addrconf_permanent_addr()` function in the `net/ipv6/addrconf.c` module of the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the addrconfpermanentaddr function in the net/ipv6/addrconf.c module of the Linux operating system is related to the reutilization of previously freed memory. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibility...

The vulnerability of the as102_usb_probe() function in the drivers/media/usb/as102/as102_usb_drv.c driver for Linux-based USB multimedia devices allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the as102usbprobe function in the drivers/media/usb/as102/as102usbdrv.c file of the Linux multimedia device driver module is related to the reutilization of previously freed memory. Exploiting this vulnerability could allow an attacker to compromise the confidentiality,...

The vulnerability of the `panthor_kernel_bodestroy()` function in the `drivers/gpu/drm/panthor/panthor_gem.c` file of the Panthor driver (which provides DRM support for ARM Mali CSF-based graphics processors) in the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of protected information.

The vulnerability of the panthorkernelbodestroy function in the drivers/gpu/drm/panthor/panthorgem.c file of the Panthor driver which provides DRM support for ARM Mali CSF-based graphics processors in the Linux operating system is related to the reutilization of previously freed memory. Exploitin...

The vulnerability of the ocfs2_fault() function in the fs/ocfs2/mmap.c file of the Ocfs2 file system in the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the ocfs2fault function in the fs/ocfs2/mmap.c file of the Ocfs2 file system in the Linux operating system is related to the reutilization of previously freed memory. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and...

The vulnerability of the tcf_ct_init() function in the net/sched/act_ct.c module of the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the tcfctinit function in the net/sched/actct.c module of the Linux operating system is related to the reutilization of previously freed memory. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibility of the...

The vulnerability of the f81604_read_int_callback() function in the drivers/crypto/ccp/sev-dev-tsm.c file of the Linux kernel cryptographic accelerator driver allows a attacker to compromise the confidentiality, integrity, and accessibility of protected information.

The vulnerability of the f81604readintcallback function in the drivers/crypto/ccp/sev-dev-tsm.c file of the Linux kernel cryptographic accelerator driver is related to the reutilization of previously freed memory. Exploiting this vulnerability could allow an attacker to compromise the...

Linux Distros Unpatched Vulnerability : CVE-2026-77220

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - PDFio before 1.6.5 contains a dangling pointer vulnerability in the dictionary string-formatting function that stores a pointer to a stack-local buffer in the...

The vulnerabilities of the functions ksmbd_tree_conn_connect(), ksmbd_tree_connect PUT(), and ksmbd_tree_conn_disconnect() in the module fs/smb/server/mgmt/tree_connect.c, as well as the function smb2_tree_disconnect() in the module fs/smb/server/smb2pdu.c, allow attackers to compromise the confidentiality, integrity, and accessibility of protected information within the SMB server framework of the Linux operating system.

The vulnerabilities of the functions ksmbdtreeconnconnect, ksmbdtreeconnect PUT, and ksmbdtreeconndisconnect in the module fs/smb/server/mgmt/treeconnect.c, as well as the function smb2treedisconnect in the module fs/smb/server/smb2pdu.c, are related to the reuse of previously freed memory due to...

The vulnerability of the atmel_hlcdc_plane_atomic_duplicate_state() function in the driver/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c driver of the Direct Rendering Infrastructure (DRI) infrastructure of the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of protected information.

The vulnerability of the atmelhlcdcplaneatomicduplicatestate function in the drivers/gpu/drm/atmel-hlcdc/atmelhlcdcplane.c driver of the Direct Rendering Infrastructure DRI infrastructure of the Linux operating system is related to the reutilization of previously freed memory. Exploiting this...

The vulnerability of the fore200e_shutdown() function in the drivers/atm/fore200e.c module of the Linux network adapter driver module allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the fore200eshutdown function in the drivers/atm/fore200e.c module of the Linux network adapter driver relates to the reutilization of previously released memory. Exploiting this vulnerability could allow a remote attacker to compromise the confidentiality, integrity, and...

The vulnerability of the parse_audio_unit() function in the sound/usb/mixer.c module exposes the security of USB audio devices supported by the Linux operating system, allowing attackers to compromise the confidentiality, integrity, and accessibility of protected information.

The vulnerability of the parseaudiounit function in the sound/usb/mixer.c module, which supports USB audio devices in Linux operating systems, is related to the repeated use of previously freed memory. Exploiting this vulnerability could allow an attacker to compromise the confidentiality,...

The vulnerability of the `fst_remove_one()` function in the `drivers/net/wan/farsync.c` file of the Linux kernel network device driver allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the fstremoveone function in the drivers/net/wan/farsync.c file of the Linux kernel network device driver is related to the reutilization of previously freed memory. Exploiting this vulnerability could allow a remote attacker to compromise the confidentiality, integrity, and...

The vulnerability in the net/netfilter/nf_conntrack_netlink.c module of the Linux kernel’s netfilter component allows a attacker to compromise the confidentiality, integrity, and accessibility of protected information.

The vulnerability in the net/netfilter/nfconntracknetlink.c module of the Linux kernel’s netfilter component is related to the reutilization of previously freed memory. Exploiting this vulnerability can allow an attacker to compromise the confidentiality, integrity, and accessibility of protected...

GHSA-4MRV-5P47-P938 MessagePack::Buffer#clear Use-After-Free that Enables Cross-Buffer Disclosure

Summary MessagePack::Bufferclear shifts out every chunk and returns its 4 KiB rmem page to the shared pool, but does not reset the buffer's rmem cursor rmemlast, rmemend, rmemowner. The next write sees "unused rmem space" left over from the freed page and hands back a slice of memory that has...

The vulnerabilities of the functions __ksmbd_close_fd() and ksmbd_reopen_durable_fd() in the fs/smb/server/vfs_cache.c module of the Smb kernel of the Linux operating system allow attackers to compromise the confidentiality, integrity, and accessibility of protected information.

The vulnerability of the functions ksmbdclosefd and ksmbdreopendurablefd in the fs/smb/server/vfscache.c module of the Smb file system in the Linux operating system is related to the reutilization of previously released memory. Exploiting this vulnerability could allow a remote attacker to...

The vulnerability of the smc_tcp_syn_recv_sock() function in the net/smc/af_smc.c module of the SMC protocol family implementation in Linux kernel allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the smctcpsynrecvsock function in the net/smc/afsmc.c module of the SMC protocol family implementation in Linux’s kernel relates to the reutilization of previously freed memory. Exploiting this vulnerability allows a remote attacker to compromise the confidentiality, integrit...

The vulnerabilities of the functions session_free(), hidp_session_remove(), and hidp_session_thread() in the net/bluetooth/hidp/core.c module of the Linux operating system’s Bluetooth subsystem allow a malicious actor to cause service failures.

The vulnerability of the functions sessionfree, hidpsessionRemove, and hidpSessionThread in the net/bluetooth/hidp/core.c module of the Linux kernel’s Bluetooth subsystem is related to the reutilization of previously freed memory. Exploiting this vulnerability could allow an attacker to cause a...

The vulnerability of the packet_do_bind() function in the net/packet/af_packet.c module of the Linux operating system allows a hacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the packetdobind function in the net/packet/afpacket.c module of the Linux operating system is related to the reutilization of previously freed memory due to concurrent access to resources. Exploiting this vulnerability could allow an attacker to compromise the confidentialit...