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CVE-2023-52600— jfs: fix uaf in jfs_evict_inode

Quick assessment

Affected
Linux Linux
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

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，该漏洞源于内存释放后重用。

CVSS 7.8 · High EPSS 0.28% · P19

Possible ATT&CK Techniques 1 AI

T1211 · Exploitation for Stealth

Affected Version Matrix 18

VendorProduct Version RangeStatus
Linux Linux 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2< 81b4249ef37297fb17ba102a524039a05c6c5d35 affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2< 93df0a2a0b3cde2d7ab3a52ed46ea1d6d4aaba5f affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2< bc6ef64dbe71136f327d63b2b9071b828af2c2a8 affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2< 8e44dc3f96e903815dab1d74fff8faafdc6feb61 affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2< 32e8f2d95528d45828c613417cb2827d866cbdce affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2< 1696d6d7d4a1b373e96428d0fe1166bd7c3c795e affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2< bacdaa04251382d7efd4f09f9a0686bfcc297e2e affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2< e0e1958f4c365e380b17ccb35617345b31ef7bf3 affected
… +10 more rows
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I. Basic Information for CVE-2023-52600

Vulnerability Information
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Vulnerability Title
jfs: fix uaf in jfs_evict_inode
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: jfs: fix uaf in jfs_evict_inode When the execution of diMount(ipimap) fails, the object ipimap that has been released may be accessed in diFreeSpecial(). Asynchronous ipimap release occurs when rcu_core() calls jfs_free_node(). Therefore, when diMount(ipimap) fails, sbi->ipimap should not be initialized as ipimap.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
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，该漏洞源于内存释放后重用。
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

Vendor Product Affected Versions CPE Subscribe
Linux Linux 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 ~ 81b4249ef37297fb17ba102a524039a05c6c5d35 -
Linux Linux 2.6.12 -

II. Public POCs for CVE-2023-52600

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III. Intelligence Information for CVE-2023-52600

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Mailing List Discussions for CVE-2023-52600 (2)

Other References for CVE-2023-52600 (6)

Same Patch Batch · Linux · 2024-03-06 · 27 CVEs total

CVE-2023-52586 7.8 HIGH drm/msm/dpu: Add mutex lock in control vblank irq
CVE-2024-26625 7.8 HIGH llc: call sock_orphan() at release time
CVE-2024-26623 7.8 HIGH pds_core: Prevent race issues involving the adminq
CVE-2023-52590 7.8 HIGH ocfs2: Avoid touching renamed directory if parent does not change
CVE-2023-52591 7.8 HIGH reiserfs: Avoid touching renamed directory if parent does not change
CVE-2023-52606 7.8 HIGH powerpc/lib: Validate size for vector operations
CVE-2023-52604 7.8 HIGH FS:JFS:UBSAN:array-index-out-of-bounds in dbAdjTree
CVE-2023-52603 7.8 HIGH UBSAN: array-index-out-of-bounds in dtSplitRoot
CVE-2023-52602 7.8 HIGH jfs: fix slab-out-of-bounds Read in dtSearch
CVE-2023-52601 7.8 HIGH jfs: fix array-index-out-of-bounds in dbAdjTree
CVE-2023-52599 7.8 HIGH jfs: fix array-index-out-of-bounds in diNewExt
CVE-2024-26626 7.5 HIGH ipmr: fix kernel panic when forwarding mcast packets
CVE-2023-52588 7.3 HIGH f2fs: fix to tag gcing flag on page during block migration
CVE-2023-52597 KVM: s390: fix setting of fpc register
CVE-2024-26627 scsi: core: Move scsi_host_busy() out of host lock for waking up EH handler
CVE-2023-52607 powerpc/mm: Fix null-pointer dereference in pgtable_cache_add
CVE-2023-52598 s390/ptrace: handle setting of fpc register correctly
CVE-2023-52583 ceph: fix deadlock or deadcode of misusing dget()
CVE-2023-52596 sysctl: Fix out of bounds access for empty sysctl registers
CVE-2023-52595 wifi: rt2x00: restart beacon queue when hardware reset

Showing top 20 of 27 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2023-52600

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