CVE-2009-2849

CVE-2009-2849 affects the Linux kernel md driver (drivers/md/md.c) prior to version 2.6.30.2. The issue allows local attackers to trigger a NULL pointer dereference in suspend_lo_store and suspend_hi_store via writable sysfs suspend_* attributes, potentially causing a denial of service. The vulne...

CVE-2009-1338

The CVE-2009-1338 issue is confirmed in the Linux kernel prior to 2.6.28, where the kill_something_info() function in kernel/signal.c did not respect PID namespaces when handling signals directed to PID -1. This allowed a local attacker to bypass namespace isolation and send signals to processes ...

CVE-2009-3613

The CVE-2009-3613 issue affects the Linux kernel swiotlb implementation in the r8169 driver (drivers/net/r8169.c) and is exploitable before kernel version 2.6.27.22. Remote attackers can trigger a denial of service by sending large amounts of jumbo frames (e.g., flood ping), exhausting IOMMU spac...

CVE-2009-3286

CVE-2009-3286 affects the Linux kernel 2.6.18 (and possibly other versions) where NFSv4 O_EXCL creates are not properly cleaned up, causing files to be created with insecure settings (e.g., setuid bits) and potentially enabling local privilege escalation. The issue is tied to the do_open_permissi...

CVE-2009-0029

This CVE affects the Linux kernel 2.6.28 and earlier on s390, powerpc, sparc64, and mips 64-bit platforms. The root cause is that a 32-bit user-space argument in a 64‑bit register was not verifiably sign-extended when passed to a system call, allowing local users to crash the kernel or potentiall...

CVE-2009-0322

CVE-2009-0322 affects the Linux kernel Dell RBU (Remote BIOS Update) driver: reading zero bytes from image_type or packet_size under /sys/devices/platform/dell_rbu/ can cause a local DoS (system crash). Concrete references in connected advisories show affected kernels include 2.6.27.x (before 2.6...

CVE-2009-4131

The CVE refers to EXT4_IOC_MOVE_EXT (move extents) in the Linux kernel’s ext4 filesystem, where the ioctl allows local users to overwrite arbitrary files due to insufficient permission checks. Affected: ext4 subsystem on kernel versions prior to 2.6.32-git6. Impact: local privilege-related overwr...

CVE-2009-4031

CVE-2009-4031 affects the KVM x86 emulator (arch/x86/kvm/emulate.c) in the Linux kernel prior to 2.6.32-rc8-next-20091125. The do_insn_fetch path could interpret instructions longer than valid, failing to enforce the 15-byte limit per instruction, which guest OS users can abuse to cause a denial ...

CVE-2009-0778

CVE-2009-0778 affects the Linux kernel prior to 2.6.25 when configured as a router with a REJECT route. The icmp_send code in net/ipv4/icmp.c can mishandle the Protocol Independent Destination (DST) cache, potentially leaking DST state and allowing remote attackers to cause a denial of service (c...

CVE-2009-3722

CVE-2009-3722 affects the Linux kernel KVM subsystem, specifically the x86 VMX path where the handle_dr function in arch/x86/kvm/vmx.c does not properly verify the Current Privilege Level before accessing a debug register. This allows a guest OS user to trigger a denial-of-service (trap) on the h...

CVE-2009-1883

CVE-2009-1883 affects the Linux kernel z90crypt driver, where a missing capability check in the z90crypt_unlocked_ioctl for the Z90QUIESCE operation can let a local user with an effective UID of 0 bypass restrictions, potentially forcing a driver outage and enabling privilege escalation. The issu...

CVE-2009-1961

CVE-2009-1961 is a local-denial-of-service vulnerability in the Linux kernel related to the inode double-locking path in fs/ocfs2/file.c. A sequence of splice system calls can deadlock between generic_file_splice_write, splice_from_pipe, and ocfs2_file_splice_write, preventing file creation/remov...

CVE-2009-4005

CVE-2009-4005 affects the Linux kernel HiSax ISDN driver (collect_rx_frame in drivers/isdn/hisax/hfc_usb.c). A crafted HDLC packet arriving over ISDN can trigger a buffer under-read, with impact described as unspecified in the available sources. The issue is mitigated by upgrading to kernel versi...

CVE-2009-1897

The CVE affects the Linux kernel tun/tun_chr_poll path: the tun_chr_poll function in drivers/net/tun.c for Linux kernel versions 2.6.30 and 2.6.30.1. The underlying issue is that, when the -fno-delete-null-pointer-checks option is omitted, a NULL pointer dereference can be triggered via a NULL de...

CVE-2009-4021

CVE-2009-4021 affects the fuse_direct_io function in fs/fuse/file.c of the Linux kernel (fuse subsystem) prior to 2.6.32-rc7, enabling a potential denial of service via invalid pointer dereference possibly tied to memory consumption. Affected environment examples in connected documents include Mi...

CVE-2009-2691

CVE-2009-2691 affects the Linux kernel (2.6.30.4 and earlier) via the mm_for_maps path in fs/proc/base.c, allowing a local attacker to read maps and smaps files under /proc during ELF loading for a setuid process, due to a race condition. Impact is information exposure (maps/smaps); exploitation ...

CVE-2009-0859

CVE-2009-0859 affects the Linux kernel shm subsystem (ipc/shm.c). When CONFIG_SHMEM is disabled, shm_get_stat misinterprets the inode data type, enabling local users to trigger a denial of service (system hang) via an SHM_INFO shmctl call (as demonstrated by the ipcs program). The advisory notes ...

CVE-2009-1242

CVE-2009-1242: In the Linux kernel, the vmx_set_msr function of the KVM VMX implementation (arch/x86/kvm/vmx.c) on i386 allowed a local guest OS user to trigger a denial of service (OOPS) by setting the EFER_LME bit in the EFER MSR. The issue affects kernel versions before 2.6.29.1 and is tied to...

CVE-2009-3638

CVE-2009-3638 affects the Linux kernel KVM subsystem: integer overflow in kvm_dev_ioctl_get_supported_cpuid (arch/x86/kvm/x86.c) allows local users to trigger an unspecified impact via KVM_GET_SUPPORTED_CPUID requests. Affected versions are Linux kernels before 2.6.31.4. Remediation is to upgrade...

CVE-2009-3725

CVE-2009-3725 affects the Linux kernel prior to 2.6.31.5 and relates to the connector layer not requiring CAP_SYS_ADMIN for certain interactions with uvesafb, pohmelfs, dst, or dm, enabling local users to bypass access restrictions and escalate privileges. Public references corroborate a local-pr...

CVE-2009-2767

CVE-2009-2767 affects the Linux kernel up to version 2.6.31-rc6. The init_posix_timers function in kernel/posix-timers.c mishandles CLOCK_MONOTONIC_RAW clock_nanosleep, triggering a NULL pointer dereference and enabling local users to cause a denial of service (OOPS) or potentially gain privilege...

CVE-2009-2909

CVE-2009-2909 affects the Linux kernel ax25 subsystem (ax25_setsockopt in net/ax25/af_ax25.c). The vulnerability arises from a signedness/unsigned check issue in the ax25 sockopt/setsockopt path, enabling a local attacker to cause a kernel OOPS or potentially crash the kernel and execute code. Pu...

CVE-2009-0835

Summary (CVE-2009-0835) in the Linux kernel (2.6.28.7 and earlier on x86_64) describes a local privilege issue within the seccomp filter. The __secure_computing function does not correctly handle calls where a 32‑bit process makes a 64‑bit syscall or a 64‑bit process makes a 32‑bit syscall, allow...

CVE-2009-3001

Technical details about CVE-2009-3001 are not provided in the connected documents; the initial description states a kernel infoleak via getsockname on AF_LLC, but no vendor/product/version specifics or fixes are included. Monitor for updates.

CVE-2009-0747

The CVE-2009-0747 issue affects the Linux kernel’s ext4_isize helper in fs/ext4/ext4.h, exposing a denial-of-service risk when a local user mounts a crafted ext4 filesystem. The vulnerability arises from using the i_size_high structure member during operations on arbitrary file types, potentially...

CVE-2009-0748

CVE-2009-0748 affects the Linux kernel: ext4_fill_super in fs/ext4/super.c fails to validate the superblock configuration, enabling a local attacker to trigger a NULL pointer dereference/OOPS when mounting a crafted ext4 filesystem. Impact is local denial of service. Affected ranges: Linux kernel...

CVE-2009-3624

CVE-2009-3624 affects the Linux kernel KEYS subsystem. The get_instantiation_keyring function in security/keys/keyctl.c fails to properly maintain the reference count of a keyring when a keyring is not specified by ID, enabling a local attacker to gain privileges or trigger a denial of service (O...

CVE-2009-1914

CVE-2009-1914 affects the Linux kernel on sparc64. The function pci_register_iommu_region in arch/sparc/kernel/pci_common.c in versions prior to 2.6.29 can be abused by a local user to crash the system (denial of service) by reading /proc/iomem, due to uninitialized pointers in the context of the...

CVE-2009-1360

CVE-2009-1360 affects the Linux kernel prior to 2.6.29 when Network Namespace Support (NET_NS) is enabled. The vulnerability lies in __inet6_check_established in net/ipv6/inet6_hashtables.c, where crafted IPv6 traffic can trigger a NULL pointer dereference, enabling remote denial of service (syst...

CVE-2009-2846

CVE-2009-2846 affects the eisa_eeprom_read function in the parisc isa-eeprom driver (drivers/parisc/eisa_eeprom.c) of the Linux kernel prior to 2.6.31-rc6. A negative ppos argument bypasses a positive-ppos check, leading to an out-of-bounds read in readb and allowing local users to access restric...

CVE-2009-4026

CVE-2009-4026 affects the Linux kernel mac80211 subsystem prior to 2.6.32-rc8-next-20091201. A crafted Delete Block ACK (DELBA) packet can cause a remote denial of service (panic) due to an erroneous “code shuffling patch.” A fix is provided in the patch referenced as 2.6.32-rc8-next-20091201, an...

CVE-2009-0746

The CVE-2009-0746 entry concerns the Linux kernel ext4 code: make_indexed_dir in fs/ext4/namei.c fails to validate a rec_len field, allowing a local attacker to trigger a denial of service (OOPS) by mounting a crafted ext4 filesystem. Affected is kernel 2.6.27 up to 2.6.27.19 and 2.6.28 up to 2.6...

CVE-2009-3640

CVE-2009-3640 affects the Linux kernel KVM component (arch/x86/kvm/x86.c). The update_cr8_intercept function does not properly handle missing APIC, causing a local denial of service via a NULL pointer dereference and, potentially, privilege escalation through kvm_vcpu_ioctl. Affected: kernels bef...

CVE-2009-1184

CVE-2009-1184 affects the Linux kernel’s SELinux subsystem: the function security/selinux/hooks.c (selinux_ip_postroute_iptables_compat) omits avc_has_perm checks for the node and port when compat_net is enabled, allowing local users to bypass certain network-traffic restrictions. Impact is parti...

CVE-2008-6107

The CVE-2008-6107 entry maps to a Linux kernel vulnerability affecting Sparc/Sparc64 paths before kernel 2.6.25.4. Specifically, the sys32_mremap function (arch/sparc64/kernel/sys_sparc32.c) and the mmap-check routines (sparc_mmap_check in arch/sparc/kernel/sys_sparc.c and sparc64_mmap_check in a...

CVE-2009-0935

CVE-2009-0935 affects Linux kernel inotify_read across 2.6.27–2.6.27.13, 2.6.28–2.6.28.2, and 2.6.29-rc3. The issue allows local users to trigger a denial of service (OOPS) by reading with an invalid address to an inotify instance, causing the event list mutex to be unlocked twice and preventing ...

CVE-2009-1388

CVE-2009-1388 affects the Linux kernel 2.6.18, where the ptrace_start function does not properly handle simultaneous execution with do_coredump, enabling local users to trigger a deadlock (DoS) via ptrace and a coredumping thread. The connected MiracleLinux doc explicitly lists CVE-2009-1388 amon...

CVE-2005-4881

CVE-2005-4881 is a Linux kernel netlink padding init flaw affecting 2.4.x (pre-2.4.37.6) and 2.6.x (pre-2.6.13-rc1). The issue left padding fields uninitialized in netlink-related structures (e.g., tc_fill_qdisc, tcf_fill_node, inet6_fill_ifinfo, __nlmsg_put, __rta_reserve, etc.), enabling local ...

CVE-2009-2287

CVE-2009-2287 affects the Linux kernel’s KVM on x86, where KVM_SET_SREGS does not validate the page-table root (cr3). This can allow a local attacker to crash or hang the host (denial of service) via a crafted cr3 value, triggering a NULL pointer dereference in gfn_to_rmap. The issue is documente...

CVE-2009-2768

The vulnerability CVE-2009-2768 affects the Linux kernel flat subsystem (fs/binfmt_flat.c: load_flat_shared_library). It allows local users to trigger a NULL pointer dereference by executing a shared flat binary, potentially causing a denial of service and system crash, via an uninitialized cred ...

CVE-2009-0787

The CVE-2009-0787 issue affects the Linux kernel 2.6.28 series (before 2.6.28.9) in the eCryptfs component. The root cause is an incorrect size being used when writing kernel memory to the eCryptfs file header, which triggers an out-of-bounds read and allows a local user to obtain portions of ker...

CVE-2009-3234

Affected software: Linux kernel 2.6.31-rc1. The vulnerability is a buffer overflow in the perf_copy_attr function of kernel/perf_counter.c, exploitable via perf_counter_open. Local attackers can crash the kernel (denial of service) and may execute arbitrary code. No exploitation status or patch d...

CVE-2009-1243

The issue affects the Linux kernel prior to 2.6.29.1, where an unlocking step in the udp seq_file infrastructure can be triggered under certain conditions. This allows local users to cause a denial of service (panic) by reading zero bytes from /proc/net/udp (and unspecified other files). Root cau...

CVE-2009-3288

The CVE-2009-3288 entry affects the Linux kernel 2.6.28-rc1 through 2.6.31-rc8. It concerns the sg_build_indirect function in drivers/scsi/sg.c, which uses an incorrect variable when accessing an array, allowing a local user to cause a Denial of Service via a kernel OOPS and NULL pointer derefere...

CVE-2009-0024

The CVE-2009-0024 entry concerns the Linux kernel vulnerability in the sys_remap_file_pages function (mm/fremap.c) present in versions prior to 2.6.24.1. The issue arises from the vm_file structure member and related mmap_region and do_munmap paths, allowing local users to cause a denial of servi...

CVE-2009-0605

CVE-2009-0605 is a Linux kernel vulnerability affecting the do_page_fault path in arch/x86/mm/fault.c, present in 2.6.x up to 2.6.28.5. A local user with a registered Kprobes probe can trigger page faults to cause memory exhaustion, enabling denial of service and potentially privilege gain. The f...

CVE-2009-4410

The CVE-2009-4410 issue affects the Linux kernel 2.6.29-rc1 through 2.6.30.y, specifically the fuse_ioctl_copy_user path in fs/fuse/file.c. The bug stems from using the wrong variable as an argument to kunmap in the ioctl handler, enabling local users to trigger a denial of service (panic) via un...

CVE-2009-4306

CVE-2009-4306 concerns the Linux kernel’s ext4 filesystem, specifically the EXT4_IOC_MOVE_EXT (move extents) ioctl in 2.6.32-git6 and earlier. The vulnerability enables local users to trigger a denial of service through filesystem corruption via unknown vectors, and is described as distinct from ...

CVE-2009-3623

CVE-2009-3623 affects the Linux kernel (nfsd4) via the lookup_cb_cred function in fs/nfsd/nfs4callback.c. When a client uses AUTH_NULL for NFSv4, the code may access the credentials cache and trigger a NULL pointer dereference, causing a denial of service (system crash). The public details come f...

CVE-2009-3043

The CVE-2009-3043 entry affects Linux kernel 2.6.31-rc before 2.6.31-rc8. The tty_ldisc_hangup function in drivers/char/tty_ldisc.c allows local users to trigger a denial of service (system crash, sometimes with a NULL pointer dereference) and may enable privilege escalation via certain pseudo-te...