CVE-2024-49950 Bluetooth: L2CAP: Fix uaf in l2cap_connect

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix uaf in l2capconnect Syzbot reported BUG: KASAN: slab-use-after-free in l2capconnect.constprop.0+0x10d8/0x1270 net/bluetooth/l2capcore.c:3949 Read of size 8 at addr ffff8880241e9800 by task kworker/u9:0/54 CP...

CVE-2024-49884 ext4: fix slab-use-after-free in ext4_split_extent_at()

In the Linux kernel, the following vulnerability has been resolved: ext4: fix slab-use-after-free in ext4splitextentat We hit the following use-after-free: ================================================================== BUG: KASAN: slab-use-after-free in ext4splitextentat+0xba8/0xcc0 Read of...

CVE-2024-49884

CVE-2024-49884 : Linux kernel ext4 slab-use-after-free in ext4_split_extent_at() during unwritten/extents handling. The issue stems from use-after-free of path data (path) when updating extents after an error (-ENOMEM/-EIO). The connected Astra Linux and kernel notes describe the root cause chain...

CVE-2023-7122

A slab-use-after-free vulnerability was found in the Linux kernel 6.6. Invoking the iommufdtest call in the iommufd driver can result in a crash and kernel panic. Mitigation Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Securit...

CVE-2024-47706

In the Linux kernel, the following vulnerability has been resolved: block, bfq: fix possible UAF for bfqq-bic with merge chain 1 initial state, three tasks: Process 1 Process 2 Process 3 BIC1 BIC2 BIC3 | Λ | Λ | Λ | | | | | | V | V | V | bfqq1 bfqq2 bfqq3 process ref: 1 1 1 2 bfqq1 merged to bfqq...

CVE-2024-47711 af_unix: Don't return OOB skb in manage_oob().

In the Linux kernel, the following vulnerability has been resolved: afunix: Don't return OOB skb in manageoob. syzbot reported use-after-free in unixstreamrecvurg. 0 The scenario is 1. sendMSGOOB 2. recvMSGOOB - The consumed OOB remains in recv queue 3. sendMSGOOB 4. recv - manageoob returns the...

PT-2024-33961

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 6.6.61 Description: A slab-use-after-free bug has been identified in the Linux kernel, specifically in the netfilter: bpf component. This issue arises when the nf unregister net hook function is deferred after...

PT-2024-33983

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 6.6.61 Description: A slab use-after-free vulnerability has been identified in the Linux kernel. The issue arises from the altmode device release referring to its parent device without maintaining a reference to...

PT-2024-33712

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 6.6.58 Description: A vulnerability in the Linux kernel has been resolved, related to the btrfs file system. The issue occurs during unmount, where a fixup worker can result in a crash when attempting to wake up...

CVE-2024-46849 ASoC: meson: axg-card: fix 'use-after-free'

In the Linux kernel, the following vulnerability has been resolved: ASoC: meson: axg-card: fix 'use-after-free' Buffer 'card-dailink' is reallocated in 'mesoncardreallocatelinks', so move 'pad' pointer initialization after this function when memory is already reallocated. Kasan bug report:...

CVE-2024-46849

CVE-2024-46849 — Linux kernel (ASoC: meson axg-card)Use-after-Free in axg_card_add_link Root cause: during axg-card link handling, buffer card->dai_link is reallocated in meson_card_reallocate_links(); this leads to a use-after-free if pad is initialized before memory is reallocated. The fix m...

CVE-2024-46796

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix double put of @cfile in smb2setpathsize If smb2compoundop is called with a valid @cfile and returned -EINVAL, we need to call cifsgetwritablepath before retrying it as the reference of @cfile was already dropped ...

CVE-2024-46796 smb: client: fix double put of @cfile in smb2_set_path_size()

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix double put of @cfile in smb2setpathsize If smb2compoundop is called with a valid @cfile and returned -EINVAL, we need to call cifsgetwritablepath before retrying it as the reference of @cfile was already dropped ...

cachefiles: fix slab-use-after-free in fscache_withdraw_volume()

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CVE-2024-44987

In the Linux kernel, the following vulnerability has been resolved: ipv6: prevent UAF in ip6sendskb syzbot reported an UAF in ip6sendskb 1 After ip6localout has returned, we no longer can safely dereference rt, unless we hold rcureadlock. A similar issue has been fixed in commit a688caa34beb "ipv...

CVE-2024-44987

In the Linux kernel, the following vulnerability has been resolved: ipv6: prevent UAF in ip6sendskb syzbot reported an UAF in ip6sendskb 1 After ip6localout has returned, we no longer can safely dereference rt, unless we hold rcureadlock. A similar issue has been fixed in commit a688caa34beb "ipv...

CVE-2024-44987 ipv6: prevent UAF in ip6_send_skb()

In the Linux kernel, the following vulnerability has been resolved: ipv6: prevent UAF in ip6sendskb syzbot reported an UAF in ip6sendskb 1 After ip6localout has returned, we no longer can safely dereference rt, unless we hold rcureadlock. A similar issue has been fixed in commit a688caa34beb "ipv...

CVE-2024-44987 ipv6: prevent UAF in ip6_send_skb()

In the Linux kernel, the following vulnerability has been resolved: ipv6: prevent UAF in ip6sendskb syzbot reported an UAF in ip6sendskb 1 After ip6localout has returned, we no longer can safely dereference rt, unless we hold rcureadlock. A similar issue has been fixed in commit a688caa34beb "ipv...

CVE-2024-44946

In the Linux kernel, the following vulnerability has been resolved: kcm: Serialise kcmsendmsg for the same socket. syzkaller reported UAF in kcmrelease. 0 The scenario is 1. Thread A builds a skb with MSGMORE and sets kcm-seqskb. 2. Thread A resumes building skb from kcm-seqskb but is blocked by...

CVE-2024-44946 kcm: Serialise kcm_sendmsg() for the same socket.

In the Linux kernel, the following vulnerability has been resolved: kcm: Serialise kcmsendmsg for the same socket. syzkaller reported UAF in kcmrelease. 0 The scenario is 1. Thread A builds a skb with MSGMORE and sets kcm-seqskb. 2. Thread A resumes building skb from kcm-seqskb but is blocked by...