CVE-2026-22990— libceph: replace overzealous BUG_ON in osdmap_apply_incremental()
Possible ATT&CK Techniques 2AI
T1059 · Command and Scripting Interpreter T1499 · Endpoint Denial of ServiceAffected Version Matrix 16
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | f24e9980eb860d8600cbe5ef3d2fd9295320d229< 9aa0b0c14cefece078286d78b97d4c09685e372d | affected |
f24e9980eb860d8600cbe5ef3d2fd9295320d229< 4b106fbb1c7b841cd402abd83eb2447164c799ea | affected | ||
f24e9980eb860d8600cbe5ef3d2fd9295320d229< 6afd2a4213524bc742b709599a3663aeaf77193c | affected | ||
f24e9980eb860d8600cbe5ef3d2fd9295320d229< d3613770e2677683e65d062da5e31f48c409abe9 | affected | ||
f24e9980eb860d8600cbe5ef3d2fd9295320d229< 6c6cec3db3b418c4fdf815731bc39e46dff75e1b | affected | ||
f24e9980eb860d8600cbe5ef3d2fd9295320d229< 6348d70af847b79805374fe628d3809a63fd7df3 | affected | ||
f24e9980eb860d8600cbe5ef3d2fd9295320d229< e00c3f71b5cf75681dbd74ee3f982a99cb690c2b | affected | ||
2.6.34 | affected | ||
| … +8 more rows | |||
Get alerts for future matching vulnerabilitiesLog in to subscribe
I. Basic Information for CVE-2026-22990
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗ Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
libceph: replace overzealous BUG_ON in osdmap_apply_incremental()
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: libceph: replace overzealous BUG_ON in osdmap_apply_incremental() If the osdmap is (maliciously) corrupted such that the incremental osdmap epoch is different from what is expected, there is no need to BUG. Instead, just declare the incremental osdmap to be invalid.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/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osdmap_apply_incremental存在过于严格的BUG_ON断言，可能导致崩溃。
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
II. Public POCs for CVE-2026-22990
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2026-22990
请登录查看更多情报信息。
Same Patch Batch · Linux · 2026-01-23 · 34 CVEs total
| CVE-2026-22984 | 9.8 CRITICAL | libceph: prevent potential out-of-bounds reads in handle_auth_done() |
| CVE-2026-22980 | 7.8 HIGH | nfsd: provide locking for v4_end_grace |
| CVE-2026-22988 | 7.8 HIGH | arp: do not assume dev_hard_header() does not change skb->head |
| CVE-2026-22992 | 7.5 HIGH | libceph: return the handler error from mon_handle_auth_done() |
| CVE-2026-22991 | 7.5 HIGH | libceph: make free_choose_arg_map() resilient to partial allocation |
| CVE-2026-22987 | net/sched: act_api: avoid dereferencing ERR_PTR in tcf_idrinfo_destroy | |
| CVE-2026-22979 | net: fix memory leak in skb_segment_list for GRO packets | |
| CVE-2026-22981 | idpf: detach and close netdevs while handling a reset | |
| CVE-2026-22982 | net: mscc: ocelot: Fix crash when adding interface under a lag | |
| CVE-2026-22983 | net: do not write to msg_get_inq in callee | |
| CVE-2026-22985 | idpf: Fix RSS LUT NULL pointer crash on early ethtool operations | |
| CVE-2026-22986 | gpiolib: fix race condition for gdev->srcu | |
| CVE-2026-22978 | wifi: avoid kernel-infoleak from struct iw_point | |
| CVE-2026-22989 | nfsd: check that server is running in unlock_filesystem | |
| CVE-2026-22993 | idpf: Fix RSS LUT NULL ptr issue after soft reset | |
| CVE-2026-22994 | bpf: Fix reference count leak in bpf_prog_test_run_xdp() | |
| CVE-2026-22995 | ublk: fix use-after-free in ublk_partition_scan_work | |
| CVE-2025-71145 | usb: phy: isp1301: fix non-OF device reference imbalance | |
| CVE-2025-71161 | dm-verity: disable recursive forward error correction | |
| CVE-2025-71160 | netfilter: nf_tables: avoid chain re-validation if possible |
Showing top 20 of 34 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
V. Comments for CVE-2026-22990
No comments yet