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CVE-2026-43063— xfs: don't irele after failing to iget in xfs_attri_recover_work

CVSS 7.8 · High EPSS 0.01% · P2
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I. Basic Information for CVE-2026-43063

Vulnerability Information
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Vulnerability Title
xfs: don't irele after failing to iget in xfs_attri_recover_work
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: xfs: don't irele after failing to iget in xfs_attri_recover_work xlog_recovery_iget* never set @ip to a valid pointer if they return an error, so this irele will walk off a dangling pointer. Fix that.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于xfs_attri_recover_work函数在iget失败后对无效指针执行irele操作，可能导致空指针解引用。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
LinuxLinux ae673f534a30976ce5e709c4535a59c12b786ef3 ~ b5c5a50c2f513d4a13a6763564a07b470e69cc5a -
LinuxLinux 6.10 -

II. Public POCs for CVE-2026-43063

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III. Intelligence Information for CVE-2026-43063

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Same Patch Batch · Linux · 2026-05-05 · 15 CVEs total

CVE-2026-430679.8 CRITICALext4: handle wraparound when searching for blocks for indirect mapped blocks
CVE-2026-430719.1 CRITICALdcache: Limit the minimal number of bucket to two
CVE-2026-430707.8 HIGHbpf: Reset register ID for BPF_END value tracking
CVE-2026-430607.8 HIGHnetfilter: nft_ct: drop pending enqueued packets on removal
CVE-2026-430627.1 HIGHBluetooth: L2CAP: Fix type confusion in l2cap_ecred_reconf_rsp()
CVE-2026-43073x86-64: rename misleadingly named '__copy_user_nocache()' function
CVE-2026-43072drm/vc4: platform_get_irq_byname() returns an int
CVE-2026-43069Bluetooth: hci_ll: Fix firmware leak on error path
CVE-2026-43068ext4: avoid allocate block from corrupted group in ext4_mb_find_by_goal()
CVE-2026-43066ext4: fix iloc.bh leak in ext4_fc_replay_inode() error paths
CVE-2026-43065ext4: always drain queued discard work in ext4_mb_release()
CVE-2026-43064dmaengine: idxd: Fix not releasing workqueue on .release()
CVE-2026-43061serial: 8250: Fix TX deadlock when using DMA
CVE-2026-43059Bluetooth: MGMT: Fix list corruption and UAF in command complete handlers

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2026-43063

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