CVE-2022-49063

In the Linux kernel, the following vulnerability has been resolved: ice: arfs: fix use-after-free when freeing @rxcpurmap The CI testing bots triggered the following splat: 718.203054 BUG: KASAN: use-after-free in freeirqcpurmap+0x53/0x80 718.206349 Read of size 4 at addr ffff8881bd127e00 by task...

UBUNTU-CVE-2021-47646

In the Linux kernel, the following vulnerability has been resolved: Revert "Revert "block, bfq: honor already-setup queue merges"" A crash 1 happened to be triggered in conjunction with commit 2d52c58b9c9b "block, bfq: honor already-setup queue merges". The latter was then reverted by commit...

CVE-2022-49710 dm mirror log: round up region bitmap size to BITS_PER_LONG

In the Linux kernel, the following vulnerability has been resolved: dm mirror log: round up region bitmap size to BITSPERLONG The code in dm-log rounds up bitsetsize to 32 bits. It then uses findnextzerobitle on the allocated region. findnextzerobitle accesses the bitmap using unsigned long...

CVE-2022-49708

In the Linux kernel, the following vulnerability has been resolved: ext4: fix bugon ext4mbuseinodepa Hulk Robot reported a BUGON: ================================================================== kernel BUG at fs/ext4/mballoc.c:3211! ... RIP: 0010:ext4mbmarkdiskspaceused.cold+0x85/0x136f ... Cal...

CVE-2022-49708 ext4: fix bug_on ext4_mb_use_inode_pa

In the Linux kernel, the following vulnerability has been resolved: ext4: fix bugon ext4mbuseinodepa Hulk Robot reported a BUGON: ================================================================== kernel BUG at fs/ext4/mballoc.c:3211! ... RIP: 0010:ext4mbmarkdiskspaceused.cold+0x85/0x136f ... Cal...

CVE-2022-49707 ext4: add reserved GDT blocks check

In the Linux kernel, the following vulnerability has been resolved: ext4: add reserved GDT blocks check We capture a NULL pointer issue when resizing a corrupt ext4 image which is freshly clear resizeinode feature not run e2fsck. It could be simply reproduced by following steps. The problem is...

CVE-2022-49695

In the Linux kernel, the following vulnerability has been resolved: igb: fix a use-after-free issue in igbcleantxring Fix the following use-after-free bug in igbcleantxring routine when the NIC is running in XDP mode. The issue can be triggered redirecting traffic into the igb NIC and then closin...

CVE-2022-49690

This CVE entry is rejected/not used and does not represent an active vulnerability.

CVE-2022-49688 afs: Fix dynamic root getattr

In the Linux kernel, the following vulnerability has been resolved: afs: Fix dynamic root getattr The recent patch to make afsgetattr consult the server didn't account for the pseudo-inodes employed by the dynamic root-type afs superblock not having a volume or a server to access, and thus an oop...

CVE-2022-49682 xtensa: Fix refcount leak bug in time.c

In the Linux kernel, the following vulnerability has been resolved: xtensa: Fix refcount leak bug in time.c In calibrateccount, offindcompatiblenode will return a node pointer with refcount incremented. We should use ofnodeput when it is not used anymore...

CVE-2022-49662

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix lockdep splat in in6dumpaddrs As reported by syzbot, we should not use rcudereference when rcureadlock is not held. WARNING: suspicious RCU usage 5.19.0-rc2-syzkaller 0 Not tainted net/ipv6/addrconf.c:5175 suspicious...

CVE-2022-49658 bpf: Fix insufficient bounds propagation from adjust_scalar_min_max_vals

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix insufficient bounds propagation from adjustscalarminmaxvals Kuee reported a corner case where the tnum becomes constant after the call to regboundoffset, but the register's bounds are not, that is, its min bounds are sti...

CVE-2022-49636 vlan: fix memory leak in vlan_newlink()

In the Linux kernel, the following vulnerability has been resolved: vlan: fix memory leak in vlannewlink Blamed commit added back a bug I fixed in commit 9bbd917e0bec "vlan: fix memory leak in vlandevsetegresspriority" If a memory allocation fails in vlanchangelink after other allocations...

CVE-2022-49636 vlan: fix memory leak in vlan_newlink()

In the Linux kernel, the following vulnerability has been resolved: vlan: fix memory leak in vlannewlink Blamed commit added back a bug I fixed in commit 9bbd917e0bec "vlan: fix memory leak in vlandevsetegresspriority" If a memory allocation fails in vlanchangelink after other allocations...

CVE-2022-49636

In the Linux kernel, the following vulnerability has been resolved: vlan: fix memory leak in vlannewlink Blamed commit added back a bug I fixed in commit 9bbd917e0bec "vlan: fix memory leak in vlandevsetegresspriority" If a memory allocation fails in vlanchangelink after other allocations...

CVE-2022-49625

CVE-2022-49625: In the Linux kernel, the sfc driver could trigger a kernel panic when creating VFs due to a faulty buffer release path in vunmap in IRQ context. The issue stems from an IRQ/BH context restriction during DMA buffer release, with a patch that re-enables BH to safely release the buff...

CVE-2022-49625 sfc: fix kernel panic when creating VF

In the Linux kernel, the following vulnerability has been resolved: sfc: fix kernel panic when creating VF When creating VFs a kernel panic can happen when calling to efxef10tryupdatenicstatsvf. When releasing a DMA coherent buffer, sometimes, I don't know in what specific circumstances, it has t...

CVE-2022-49621 cpufreq: pmac32-cpufreq: Fix refcount leak bug

In the Linux kernel, the following vulnerability has been resolved: cpufreq: pmac32-cpufreq: Fix refcount leak bug In pmaccpufreqinitMacRISC3, we need to add corresponding ofnodeput for the three node pointers whose refcount have been incremented by offindnodebyname...

CVE-2022-49591 net: dsa: microchip: ksz_common: Fix refcount leak bug

In the Linux kernel, the following vulnerability has been resolved: net: dsa: microchip: kszcommon: Fix refcount leak bug In kszswitchregister, we should call ofnodeput for the reference returned by ofgetchildbyname which has increased the refcount...

CVE-2022-49567 mm/mempolicy: fix uninit-value in mpol_rebind_policy()

In the Linux kernel, the following vulnerability has been resolved: mm/mempolicy: fix uninit-value in mpolrebindpolicy mpolsetnodemaskmm/mempolicy.c does not set up nodemask when pol-mode is MPOLLOCAL. Check pol-mode before access pol-w.cpusetmemsallowed in mpolrebindpolicymm/mempolicy.c. BUG:...