CVE-2024-26640

In the Linux kernel, the following vulnerability has been resolved: tcp: add sanity checks to rx zerocopy TCP rx zerocopy intent is to map pages initially allocated from NIC drivers, not pages owned by a fs. This patch adds to canmapfrag these additional checks: - Page must not be a compound one....

CVE-2023-52618

In the Linux kernel, the following vulnerability has been resolved: block/rnbd-srv: Check for unlikely string overflow Since "devsearchpath" can technically be as large as PATHMAX, there was a risk of truncation when copying it and a second string into "fullpath" since it was also PATHMAX sized...

CVE-2023-52618

In the Linux kernel, the following vulnerability has been resolved: block/rnbd-srv: Check for unlikely string overflow Since "devsearchpath" can technically be as large as PATHMAX, there was a risk of truncation when copying it and a second string into "fullpath" since it was also PATHMAX sized...

CVE-2024-26631

In the Linux kernel, the following vulnerability has been resolved: ipv6: mcast: fix data-race in ipv6mcdown / mldifcwork idev-mcifccount can be written over without proper locking. Originally found by syzbot 1, fix this issue by encapsulating calls to mldifcstopwork and mldgqstopwork for good...

CVE-2023-52615

In the Linux kernel, the following vulnerability has been resolved: hwrng: core - Fix page fault dead lock on mmap-ed hwrng There is a dead-lock in the hwrng device read path. This triggers when the user reads from /dev/hwrng into memory also mmap-ed from /dev/hwrng. The resulting page fault...

CVE-2024-26641

In the Linux kernel, the following vulnerability has been resolved: ip6tunnel: make sure to pull inner header in ip6tnlrcv syzbot found ip6tnlrcv could access unitiliazed data 1. Call pskbinetmaypull to fix this, and initialize ipv6h variable after this call as it can change skb-head. 1 BUG: KMSA...

CVE-2023-52618

In the Linux kernel, the following vulnerability has been resolved: block/rnbd-srv: Check for unlikely string overflow Since "devsearchpath" can technically be as large as PATHMAX, there was a risk of truncation when copying it and a second string into "fullpath" since it was also PATHMAX sized...

CVE-2023-52617 PCI: switchtec: Fix stdev_release() crash after surprise hot remove

In the Linux kernel, the following vulnerability has been resolved: PCI: switchtec: Fix stdevrelease crash after surprise hot remove A PCI device hot removal may occur while stdev-cdev is held open. The call to stdevrelease then happens during close or exit, at a point way past switchtecpciremove...

CVE-2024-26638

In the Linux kernel, the following vulnerability has been resolved: nbd: always initialize struct msghdr completely syzbot complains that msg-msggetinq value can be uninitialized 1 struct msghdr got many new fields recently, we should always make sure their values is zero by default. 1 BUG: KMSAN...

CVE-2024-26635 llc: Drop support for ETH_P_TR_802_2.

In the Linux kernel, the following vulnerability has been resolved: llc: Drop support for ETHPTR8022. syzbot reported an uninit-value bug below. 0 llc supports ETHP8022 0x0004 and used to support ETHPTR8022 0x0011, and syzbot abused the latter to trigger the bug. write$tunr0,...

CVE-2024-26633 ip6_tunnel: fix NEXTHDR_FRAGMENT handling in ip6_tnl_parse_tlv_enc_lim()

In the Linux kernel, the following vulnerability has been resolved: ip6tunnel: fix NEXTHDRFRAGMENT handling in ip6tnlparsetlvenclim syzbot pointed out 1 that NEXTHDRFRAGMENT handling is broken. Reading fragoff can only be done if we pulled enough bytes to skb-head. Currently we might access...

CVE-2024-26632 block: Fix iterating over an empty bio with bio_for_each_folio_all

In the Linux kernel, the following vulnerability has been resolved: block: Fix iterating over an empty bio with bioforeachfolioall If the bio contains no data, biofirstfolio calls pagefolio on a NULL pointer and oopses. Move the test that we've reached the end of the bio from bionextfolio to...

CVE-2024-26631

In the Linux kernel, the following vulnerability has been resolved: ipv6: mcast: fix data-race in ipv6mcdown / mldifcwork idev-mcifccount can be written over without proper locking. Originally found by syzbot 1, fix this issue by encapsulating calls to mldifcstopwork and mldgqstopwork for good...

CVE-2023-52613 drivers/thermal/loongson2_thermal: Fix incorrect PTR_ERR() judgment

In the Linux kernel, the following vulnerability has been resolved: drivers/thermal/loongson2thermal: Fix incorrect PTRERR judgment PTRERR returns -ENODEV when thermal-zones are undefined, and we need -ENODEV as the right value for comparison. Otherwise, tz-type is NULL when thermal-zones is...

CVE-2023-52613 drivers/thermal/loongson2_thermal: Fix incorrect PTR_ERR() judgment

In the Linux kernel, the following vulnerability has been resolved: drivers/thermal/loongson2thermal: Fix incorrect PTRERR judgment PTRERR returns -ENODEV when thermal-zones are undefined, and we need -ENODEV as the right value for comparison. Otherwise, tz-type is NULL when thermal-zones is...

CVE-2023-52612

In the Linux kernel, the following vulnerability has been resolved: crypto: scomp - fix req-dst buffer overflow The req-dst buffer size should be checked before copying from the scompscratch-dst to avoid req-dst buffer overflow problem...

CVE-2021-47111

In the Linux kernel, the following vulnerability has been resolved: xen-netback: take a reference to the RX task thread Do this in order to prevent the task from being freed if the thread returns which can be triggered by the frontend before the call to kthreadstop done as part of the backend tea...

CVE-2021-47124

In the Linux kernel, the following vulnerability has been resolved: iouring: fix link timeout refs WARNING: CPU: 0 PID: 10242 at lib/refcount.c:28 refcountwarnsaturate+0x15b/0x1a0 lib/refcount.c:28 RIP: 0010:refcountwarnsaturate+0x15b/0x1a0 lib/refcount.c:28 Call Trace: refcountsubandtest...

CVE-2021-47132

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix skforwardmemory corruption on retransmission MPTCP skforwardmemory handling is a bit special, as such field is protected by the msk socket spinlock, instead of the plain socket lock. Currently we have a code path...

CVE-2021-47129

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftct: skip expectations for confirmed conntrack nftctexpectobjeval calls nfctextadd for a confirmed conntrack entry. However, nfctextadd can only be called for !nfctisconfirmed. 1825.349056 WARNING: CPU: 0 PID: 1279 a...