cbcvebase.
CVE-2024-26793
published 2024-04-04

CVE-2024-26793: In the Linux kernel, the following vulnerability has been resolved: gtp: fix use-after-free and null-ptr-deref in gtp_newlink() The gtp_link_ops operations…

PriorityP340high7.8CVSS 3.1
AVLACLPRLUINSUCHIHAH
EPSS
0.29%
21.0th percentile
In the Linux kernel, the following vulnerability has been resolved: gtp: fix use-after-free and null-ptr-deref in gtp_newlink() The gtp_link_ops operations structure for the subsystem must be registered after registering the gtp_net_ops pernet operations structure. Syzkaller hit 'general protection fault in gtp_genl_dump_pdp' bug: [ 1010.702740] gtp: GTP module unloaded [ 1010.715877] general protection fault, probably for non-canonical address 0xdffffc0000000001: 0000 [#1] SMP KASAN NOPTI [ 1010.715888] KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f] [ 1010.715895] CPU: 1 PID: 128616 Comm: a.out Not tainted 6.8.0-rc6-std-def-alt1 #1 [ 1010.715899] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.0-alt1 04/01/2014 [ 1010.715908] RIP: 0010:gtp_newlink+0x4d7/0x9c0 [gtp] [ 1010.715915] Code: 80 3c 02 00 0f 85 41 04 00 00 48 8b bb d8 05 00 00 e8 ed f6 ff ff 48 89 c2 48 89 c5 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 3c 02 00 0f 85 4f 04 00 00 4c 89 e2 4c 8b 6d 00 48 b8 00 00 00 [ 1010.715920] RSP: 0018:ffff888020fbf180 EFLAGS: 00010203 [ 1010.715929] RAX: dffffc0000000000 RBX: ffff88800399c000 RCX: 0000000000000000 [ 1010.715933] RDX: 0000000000000001 RSI: ffffffff84805280 RDI: 0000000000000282 [ 1010.715938] RBP: 000000000000000d R08: 0000000000000001 R09: 0000000000000000 [ 1010.715942] R10: 0000000000000001 R11: 0000000000000001 R12: ffff88800399cc80 [ 1010.715947] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000400 [ 1010.715953] FS: 00007fd1509ab5c0(0000) GS:ffff88805b300000(0000) knlGS:0000000000000000 [ 1010.715958] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1010.715962] CR2: 0000000000000000 CR3: 000000001c07a000 CR4: 0000000000750ee0 [ 1010.715968] PKRU: 55555554 [ 1010.715972] Call Trace: [ 1010.715985] ? __die_body.cold+0x1a/0x1f [ 1010.715995] ? die_addr+0x43/0x70 [ 1010.716002] ? exc_general_protection+0x199/0x2f0 [ 1010.716016] ? asm_exc_general_protection+0x1e/0x30 [ 1010.716026] ? gtp_newlink+

Affected

24 ranges
VendorProductVersion rangeFixed in
debianlinux< linux 6.1.82-1 (bookworm)linux 6.1.82-1 (bookworm)
linuxlinux
linuxlinux>= 459aa660eb1d8ce67080da1983bb81d716aa5a69 < 01129059d5141d62fae692f7a336ae3bc712d3eb01129059d5141d62fae692f7a336ae3bc712d3eb
linuxlinux>= 459aa660eb1d8ce67080da1983bb81d716aa5a69 < ec92aa2cab6f0048f10d6aa4f025c5885cb1a1b6ec92aa2cab6f0048f10d6aa4f025c5885cb1a1b6
linuxlinux>= 459aa660eb1d8ce67080da1983bb81d716aa5a69 < e668b92a3a01429923fd5ca13e99642aab47de69e668b92a3a01429923fd5ca13e99642aab47de69
linuxlinux>= 459aa660eb1d8ce67080da1983bb81d716aa5a69 < 9376d059a705c5dfaac566c2d09891242013ae169376d059a705c5dfaac566c2d09891242013ae16
linuxlinux>= 459aa660eb1d8ce67080da1983bb81d716aa5a69 < abd32d7f5c0294c1b2454c5a3b13b18446bac627abd32d7f5c0294c1b2454c5a3b13b18446bac627
linuxlinux>= 459aa660eb1d8ce67080da1983bb81d716aa5a69 < 93dd420bc41531c9a31498b9538ca83ba6ec191e93dd420bc41531c9a31498b9538ca83ba6ec191e
linuxlinux>= 459aa660eb1d8ce67080da1983bb81d716aa5a69 < 5366969a19a8a0d2ffb3d27ef6e8905e5e4216f85366969a19a8a0d2ffb3d27ef6e8905e5e4216f8
linuxlinux>= 459aa660eb1d8ce67080da1983bb81d716aa5a69 < 616d82c3cfa2a2146dd7e3ae47bda7e877ee549e616d82c3cfa2a2146dd7e3ae47bda7e877ee549e
linuxlinux_kernel
linuxlinux_kernel>= 0 < 5.10.216-15.10.216-1
linuxlinux_kernel>= 0 < 6.1.82-16.1.82-1
linuxlinux_kernel>= 0 < 6.7.9-16.7.9-1
linuxlinux_kernel>= 0 < 6.7.9-16.7.9-1
linuxlinux_kernel>= 0 < 5.4.0-186.2065.4.0-186.206
linuxlinux_kernel>= 0 < 5.15.0-112.1225.15.0-112.122
linuxlinux_kernel>= 4.20 < 5.4.2715.4.271
linuxlinux_kernel>= 4.7 < 4.19.3094.19.309
linuxlinux_kernel>= 5.11 < 5.15.1515.15.151
linuxlinux_kernel>= 5.16 < 6.1.816.1.81
linuxlinux_kernel>= 5.5 < 5.10.2125.10.212
linuxlinux_kernel>= 6.2 < 6.6.216.6.21
linuxlinux_kernel>= 6.7 < 6.7.96.7.9

CVSS provenance

nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
osv7.8HIGH
vendor_debian7.8HIGH
vendor_redhat7.8HIGH
vendor_ubuntu7.8HIGH
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