CVE-2023-53482

Root has patched CVE-2023-53482 in the linux package for Root:Debian:11. Multiple fixed versions available.

In the Linux kernel, the following vulnerability has been resolved: iommu: Fix error unwind in iommu_group_alloc() If either iommu_group_grate_file() fails then the iommu_group is leaked. Destroy it on these error paths. Found by kselftest/iommu/iommufd_fail_nth

• crypto: algif_aead - Fix minimum RX size check for decryption {CVE-2026-31431}
• crypto: af_alg - Fix page reassignment overflow in af_alg_pull_tsgl {CVE-2026-31431}
• crypto: authencesn - reject too-short AAD (assoclen<8) to match ESP/ESN spec {CVE-2026-31431}
• crypto: authencesn - Fix src offset when decrypting in-place {CVE-2026-31431}
• crypto: authencesn - Do not place hiseq at end of dst for out-of-place decryption {CVE-2026-31431}
• crypto: authenc - use memcpy_sglist() instead of null skcipher {CVE-2026-31431}
• crypto: algif_aead - snapshot IV for async AEAD requests {CVE-2026-31431}
• crypto: algif_aead - Revert to operating out-of-place {CVE-2026-31431}
• crypto: algif_aead - use memcpy_sglist() instead of null skcipher {CVE-2026-31431}
• crypto: scatterwalk - Backport memcpy_sglist() {CVE-2026-31431}
• wifi: brcmfmac: Fix potential shift-out-of-bounds in brcmf_fw_alloc_request() {CVE-2022-50551}
• bonding: limit BOND_MODE_8023AD to Ethernet devices {CVE-2026-23099}
• libceph: make decode_pool() more resilient against corrupted osdmaps {CVE-2025-71116}
• scsi: qla2xxx: Fix bsg_done() causing double free {CVE-2025-71238}
• ftrace: Fix use-after-free for dynamic ftrace_ops {CVE-2022-49892}
• intel_th: msu: Fix vmalloced buffers {CVE-2022-50142}
• vt: Clear selection before changing the font {CVE-2022-49948}
• ACPICA: Fix error code path in acpi_ds_call_control_method() {CVE-2022-50411}
• usbnet: Run unregister_netdev() before unbind_all() {CVE-2022-50220}
• ipvs: fix WARNING in ip_vs_app_net_cleanup() {CVE-2022-49917}
• bpf: Propagate error from htab_lock_bucket() to userspace {CVE-2022-50490}
• binfmt_misc: fix shift-out-of-bounds in check_special_flags {CVE-2022-50497}
• module: fix [e_shstrndx].sh_size=0 OOB access {CVE-2022-49444}
• ceph: avoid putting the realm twice when decoding snaps fails {CVE-2022-49770}
• tracing: Fix potential double free in create_var_ref() {CVE-2022-49410}
• powercap: intel_rapl: fix UBSAN shift-out-of-bounds issue {CVE-2022-50366}
• Bluetooth: hci_sysfs: Fix attempting to call device_add multiple times {CVE-2022-50419}
• xsk: Fix xsk_diag use-after-free error during socket cleanup {CVE-2023-53426}
• svcrdma: bound check rq_pages index in inline path {CVE-2025-71068}
• net: hns3: add VLAN id validation before using {CVE-2025-71112}
• net: mdio: fix undefined behavior in bit shift for __mdiobus_register {CVE-2022-49907}
• capabilities: fix undefined behavior in bit shift for CAP_TO_MASK {CVE-2022-49870}
• ata: ahci: Match EM_MAX_SLOTS with SATA_PMP_MAX_PORTS {CVE-2022-50315}
• i2c: piix4: Fix adapter not be removed in piix4_remove() {CVE-2022-49900}
• team: fix check for port enabled in team_queue_override_port_prio_changed() {CVE-2025-71091}
• staging: vme_user: Fix possible UAF in tsi148_dma_list_add {CVE-2022-50384}
• ALSA: ctxfi: Fix potential OOB access in audio mixer handling {CVE-2026-23076}
• ftrace: Add cond_resched() to ftrace_graph_set_hash() {CVE-2025-37940}
• net: stmmac: Fix accessing freed irq affinity_hint {CVE-2025-23155}
• ext4: set goal start correctly in ext4_mb_normalize_request {CVE-2023-54021}
• netfilter: ipset: fix region locking in hash types {CVE-2025-37997}
• openvswitch: Fix unsafe attribute parsing in output_userspace() {CVE-2025-37998}
• wifi: brcm80211: fmac: Add error handling for brcmf_usb_dl_writeimage() {CVE-2025-37990}
• nfs: handle failure of nfs_get_lock_context in unlock path {CVE-2025-38023}
• drm/amd/pm: Prevent division by zero {CVE-2025-37767}
• netfilter: ctnetlink: remove refcounting in expectation dumpers {CVE-2025-39764}
• tracing: Fix null pointer dereference in tracing_err_log_open() {CVE-2023-53167}
• ACPICA: Refuse to evaluate a method if arguments are missing {CVE-2025-38386}
• scsi: qla2xxx: Pointer may be dereferenced {CVE-2023-53150}
• net: pktgen: fix access outside of user given buffer in pktgen_thread_write() {CVE-2025-38061}
• dm cache: prevent BUG_ON by blocking retries on failed device resumes {CVE-2025-38066} -…

In the Linux kernel, the following vulnerability has been resolved:

iommu: Fix error unwind in iommu_group_alloc()

If either iommu_group_grate_file() fails then the iommu_group is leaked.

Destroy it on these error paths.

Found by kselftest/iommu/iommufd_fail_nth

The SUSE Linux Enterprise 15 SP5 kernel was updated to receive various security bugfixes.

The following security bugs were fixed:

• CVE-2022-49138: Bluetooth: hci_event: Fix checking conn for le_conn_complete_evt (bsc#1238160).
• CVE-2022-50233: Bluetooth: eir: Fix using strlen with hdev->{dev_name,short_name} (bsc#1246968).
• CVE-2022-50252: igb: Do not free q_vector unless new one was allocated (bsc#1249846).
• CVE-2022-50409: net: If sock is dead do not access sock's sk_wq in sk_stream_wait_memory (bsc#1250392).
• CVE-2023-53178: mm: fix zswap writeback race condition (bsc#1249827).
• CVE-2023-53257: wifi: mac80211: check S1G action frame size (bsc#1249869).
• CVE-2023-53321: wifi: mac80211_hwsim: drop short frames (bsc#1250313).
• CVE-2023-53438: x86/MCE: Always save CS register on AMD Zen IF Poison errors (bsc#1250180).
• CVE-2025-37738: ext4: ignore xattrs past end (bsc#1242846).
• CVE-2025-37958: mm/huge_memory: fix dereferencing invalid pmd migration entry (bsc#1243539).
• CVE-2025-38014: dmaengine: idxd: Refactor remove call with idxd_cleanup() helper (bsc#1244732).
• CVE-2025-38111: net/mdiobus: Fix potential out-of-bounds read/write access (bsc#1245666).
• CVE-2025-38380: i2c/designware: Fix an initialization issue (bsc#1247028).
• CVE-2025-38488: smb: client: fix use-after-free in crypt_message when using async crypto (bsc#1247239).
• CVE-2025-38553: net/sched: Restrict conditions for adding duplicating netems to qdisc tree (bsc#1248255).
• CVE-2025-38572: ipv6: reject malicious packets in ipv6_gso_segment() (bsc#1248399).
• CVE-2025-38659: gfs2: No more self recovery (bsc#1248639).
• CVE-2025-38664: ice: Fix a null pointer dereference in ice_copy_and_init_pkg() (bsc#1248628).
• CVE-2025-38678: netfilter: nf_tables: reject duplicate device on updates (bsc#1249126).
• CVE-2025-38685: fbdev: Fix vmalloc out-of-bounds write in fast_imageblit (bsc#1249220).
• CVE-2025-38706: ASoC: core: Check for rtd == NULL in snd_soc_remove_pcm_runtime() (bsc#1249195).
• CVE-2025-38713: hfsplus: fix slab-out-of-bounds read in hfsplus_uni2asc() (bsc#1249200).
• CVE-2025-38734: net/smc: fix UAF on smcsk after smc_listen_out() (bsc#1249324).
• CVE-2025-39691: fs/buffer: fix use-after-free when call bh_read() helper (bsc#1249374).
• CVE-2025-39703: net, hsr: reject HSR frame if skb can't hold tag (bsc#1249315).
• CVE-2025-39726: s390/ism: fix concurrency management in ism_cmd() (bsc#1249266).
• CVE-2025-39746: wifi: ath10k: shutdown driver when hardware is unreliable (bsc#1249516).
• CVE-2025-39751: ALSA: hda/ca0132: Fix buffer overflow in add_tuning_control (bsc#1249538).
• CVE-2025-39790: bus: mhi: host: Detect events pointing to unexpected TREs (bsc#1249548).
• CVE-2025-39823: KVM: x86: use array_index_nospec with indices that come from guest (bsc#1250002).
• CVE-2025-39824: HID: asus: fix UAF via HID_CLAIMED_INPUT validation (bsc#1250007).
• CVE-2025-39860: Bluetooth: Fix use-after-free in l2cap_sock_cleanup_listen() (bsc#1250247).
• CVE-2025-39869: dmaengine: ti: edma: Fix memory allocation size for queue_priority_map (bsc#1250406).

The following non-security bugs were fixed:

• !CONFIG & reference -> this is bug, immediate fail
• CONFIG & no reference -> OK temporarily, must be resolved eventually
• Do not self obsolete older kernel variants
• Kconfig.suse: Add KABI checkiness macro (config) (bsc#1249186).
• Limit patch filenames to 100 characters (bsc#1249604).
• Move pesign-obs-integration requirement from kernel-syms to kernel devel subpackage (bsc#1248108).
• Update config files. (bsc#1249186) Enable where we define KABI refs + rely on Kconfig deps.
• build_bug.h: Add KABI assert (bsc#1249186).
• hv_netvsc: Fix panic during namespace deletion with VF (bsc#1248111).
• kernel-binary: Another installation ordering fix (bsc#1241353).
• kernel-source: Do not list mkspec and its inputs as sources (bsc#1250522).
• kernel-subpackage-build: Decompress ghost file when compressed version exists (bsc#1249346)
• kernel-syms.spec: Drop…

The SUSE Linux Enterprise 15 SP5 RT kernel was updated to receive various security bugfixes.

The following security bugs were fixed:

• CVE-2022-49138: Bluetooth: hci_event: Fix checking conn for le_conn_complete_evt (bsc#1238160).
• CVE-2022-50233: Bluetooth: eir: Fix using strlen with hdev->{dev_name,short_name} (bsc#1246968).
• CVE-2022-50252: igb: Do not free q_vector unless new one was allocated (bsc#1249846).
• CVE-2022-50409: net: If sock is dead do not access sock's sk_wq in sk_stream_wait_memory (bsc#1250392).
• CVE-2023-53178: mm: fix zswap writeback race condition (bsc#1249827).
• CVE-2023-53257: wifi: mac80211: check S1G action frame size (bsc#1249869).
• CVE-2023-53321: wifi: mac80211_hwsim: drop short frames (bsc#1250313).
• CVE-2023-53438: x86/MCE: Always save CS register on AMD Zen IF Poison errors (bsc#1250180).
• CVE-2025-37738: ext4: ignore xattrs past end (bsc#1242846).
• CVE-2025-37958: mm/huge_memory: fix dereferencing invalid pmd migration entry (bsc#1243539).
• CVE-2025-38014: dmaengine: idxd: Refactor remove call with idxd_cleanup() helper (bsc#1244732).
• CVE-2025-38111: net/mdiobus: Fix potential out-of-bounds read/write access (bsc#1245666).
• CVE-2025-38380: i2c/designware: Fix an initialization issue (bsc#1247028).
• CVE-2025-38488: smb: client: fix use-after-free in crypt_message when using async crypto (bsc#1247239).
• CVE-2025-38553: net/sched: Restrict conditions for adding duplicating netems to qdisc tree (bsc#1248255).
• CVE-2025-38572: ipv6: reject malicious packets in ipv6_gso_segment() (bsc#1248399).
• CVE-2025-38659: gfs2: No more self recovery (bsc#1248639).
• CVE-2025-38664: ice: Fix a null pointer dereference in ice_copy_and_init_pkg() (bsc#1248628).
• CVE-2025-38678: netfilter: nf_tables: reject duplicate device on updates (bsc#1249126).
• CVE-2025-38685: fbdev: Fix vmalloc out-of-bounds write in fast_imageblit (bsc#1249220).
• CVE-2025-38706: ASoC: core: Check for rtd == NULL in snd_soc_remove_pcm_runtime() (bsc#1249195).
• CVE-2025-38713: hfsplus: fix slab-out-of-bounds read in hfsplus_uni2asc() (bsc#1249200).
• CVE-2025-38734: net/smc: fix UAF on smcsk after smc_listen_out() (bsc#1249324).
• CVE-2025-39691: fs/buffer: fix use-after-free when call bh_read() helper (bsc#1249374).
• CVE-2025-39703: net, hsr: reject HSR frame if skb can't hold tag (bsc#1249315).
• CVE-2025-39726: s390/ism: fix concurrency management in ism_cmd() (bsc#1249266).
• CVE-2025-39746: wifi: ath10k: shutdown driver when hardware is unreliable (bsc#1249516).
• CVE-2025-39751: ALSA: hda/ca0132: Fix buffer overflow in add_tuning_control (bsc#1249538).
• CVE-2025-39790: bus: mhi: host: Detect events pointing to unexpected TREs (bsc#1249548).
• CVE-2025-39823: KVM: x86: use array_index_nospec with indices that come from guest (bsc#1250002).
• CVE-2025-39824: HID: asus: fix UAF via HID_CLAIMED_INPUT validation (bsc#1250007).
• CVE-2025-39860: Bluetooth: Fix use-after-free in l2cap_sock_cleanup_listen() (bsc#1250247).
• CVE-2025-39869: dmaengine: ti: edma: Fix memory allocation size for queue_priority_map (bsc#1250406).

The following non-security bugs were fixed:

• Kconfig.suse: Add KABI checkiness macro (config) (bsc#1249186).
• Limit patch filenames to 100 characters (bsc#1249604).
• Move pesign-obs-integration requirement from kernel-syms to kernel devel subpackage (bsc#1248108).
• Revert selinux patches that caused regressions (bsc#1249353).
• btrfs: avoid NULL pointer dereference if no valid extent tree (bsc#1249158).
• build_bug.h: Add KABI assert (bsc#1249186).
• hv_netvsc: Fix panic during namespace deletion with VF (bsc#1248111).
• kabi/severities: ignore kABI for atheros helper modules The symbols are used only internally by atheros drivers.
• kernel-binary: Another installation ordering fix (bsc#1241353).
• kernel-source: Do not list mkspec and its inputs as sources (bsc#1250522).
• kernel-subpackage-build: Decompress ghost file when compressed version exists (bsc#1249346)
• kernel-syms.spec: Drop…